Raw Calculator

Raw Calculator – Calculate Anything Instantly :root { –primary-color: #004a99; –success-color: #28a745; –background-color: #f8f9fa; –text-color: #333; –border-color: #ddd; –card-background: #fff; –shadow: 0 2px 5px rgba(0,0,0,0.1); } body { font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif; background-color: var(–background-color); color: var(–text-color); margin: 0; padding: 0; line-height: 1.6; } .container { max-width: 960px; margin: 20px auto; padding: 20px; background-color: var(–card-background); border-radius: 8px; box-shadow: var(–shadow); } header { text-align: center; padding-bottom: 20px; border-bottom: 1px solid var(–border-color); margin-bottom: 20px; } h1 { color: var(–primary-color); margin-bottom: 10px; } .calculator-section { margin-bottom: 30px; padding: 20px; border: 1px solid var(–border-color); border-radius: 8px; background-color: var(–card-background); box-shadow: var(–shadow); } .calculator-section h2 { color: var(–primary-color); margin-top: 0; text-align: center; margin-bottom: 20px; } .input-group { margin-bottom: 15px; text-align: left; } .input-group label { display: block; margin-bottom: 5px; font-weight: bold; color: var(–primary-color); } .input-group input[type="number"], .input-group input[type="text"], .input-group select { width: calc(100% – 22px); padding: 10px; border: 1px solid var(–border-color); border-radius: 4px; box-sizing: border-box; font-size: 1rem; } .input-group .helper-text { font-size: 0.85em; color: #666; margin-top: 5px; display: block; } .error-message { color: red; font-size: 0.85em; margin-top: 5px; display: none; /* Hidden by default */ } .button-group { text-align: center; margin-top: 20px; } button { padding: 10px 20px; margin: 0 5px; border: none; border-radius: 4px; cursor: pointer; font-size: 1rem; transition: background-color 0.3s ease; } .btn-calculate { background-color: var(–primary-color); color: white; } .btn-calculate:hover { background-color: #003366; } .btn-reset { background-color: #6c757d; color: white; } .btn-reset:hover { background-color: #5a6268; } .btn-copy { background-color: #17a2b8; color: white; } .btn-copy:hover { background-color: #117a8b; } #results-container { margin-top: 25px; padding: 20px; border: 1px solid var(–border-color); border-radius: 8px; background-color: var(–card-background); box-shadow: var(–shadow); text-align: center; } #results-container h3 { color: var(–primary-color); margin-top: 0; margin-bottom: 15px; } .result-item { margin-bottom: 10px; font-size: 1.1em; } .result-item strong { color: var(–primary-color); } #primary-result { font-size: 1.8em; font-weight: bold; color: var(–success-color); background-color: #e9ecef; padding: 15px; border-radius: 4px; margin-bottom: 15px; display: inline-block; min-width: 50%; } .formula-explanation { font-size: 0.9em; color: #555; margin-top: 15px; padding-top: 10px; border-top: 1px dashed #ccc; } table { width: 100%; border-collapse: collapse; margin-top: 20px; overflow-x: auto; /* Mobile responsiveness */ display: block; /* Needed for overflow-x */ white-space: nowrap; /* Prevent wrapping */ } th, td { padding: 10px 15px; border: 1px solid var(–border-color); text-align: right; } th { background-color: var(–primary-color); color: white; font-weight: bold; } td { background-color: var(–card-background); } caption { font-size: 1.1em; font-weight: bold; color: var(–primary-color); margin-bottom: 10px; text-align: left; } canvas { max-width: 100%; /* Mobile responsiveness */ height: auto; display: block; margin: 20px auto; border: 1px solid var(–border-color); border-radius: 4px; } .chart-container { text-align: center; margin-top: 20px; } .article-section { margin-top: 40px; padding-top: 20px; border-top: 1px solid var(–border-color); } .article-section h2, .article-section h3 { color: var(–primary-color); margin-bottom: 15px; } .article-section p { margin-bottom: 15px; } .faq-item { margin-bottom: 15px; } .faq-item strong { display: block; color: var(–primary-color); margin-bottom: 5px; } .internal-links ul { list-style: none; padding: 0; } .internal-links li { margin-bottom: 10px; } .internal-links a { color: var(–primary-color); text-decoration: none; font-weight: bold; } .internal-links a:hover { text-decoration: underline; } .internal-links span { font-size: 0.9em; color: #555; display: block; margin-top: 3px; } /* Specific styling for raw calculator */ #valueA, #valueB, #valueC, #valueD { width: calc(100% – 22px); }

Raw Calculator

Perform instant calculations with ease.

Raw Calculation Tool

Enter the first numerical value.
Enter the second numerical value.
+ – * / Select the mathematical operation to perform.
Enter an optional third numerical value.
Enter an optional fourth numerical value.

Calculation Results

Intermediate Value 1:
Intermediate Value 2:
Intermediate Value 3:
Formula Used: A [Operation] B, with optional C and D adjustments.

Calculation Breakdown

Detailed Calculation Steps
Step Description Value
1 Input A
2 Input B
3 Operation
4 Input C (Optional)
5 Input D (Optional)
6 Intermediate 1
7 Intermediate 2
8 Final Result

Calculation Trend Visualization

Visualizing the impact of changing Input B on the result, holding Input A and C constant.

What is a Raw Calculator?

A raw calculator is a fundamental computational tool designed to perform basic arithmetic operations or simple mathematical functions without the complex pre-defined structures of specialized calculators (like mortgage, BMI, or loan calculators). It serves as a versatile digital abacus, allowing users to input numerical values and select operations to derive immediate results. Think of it as a digital scratchpad for numbers, enabling quick calculations for a wide array of purposes, from simple arithmetic checks to more complex, custom-defined formulas.

Who should use it? Anyone needing to perform quick, straightforward calculations. This includes students learning basic math, professionals verifying figures, hobbyists working on projects, or individuals simply wanting to check a sum or difference rapidly. Its simplicity makes it accessible to users of all technical backgrounds.

Common misconceptions about raw calculators often revolve around their perceived simplicity. While they handle basic operations, users might underestimate their utility for custom, multi-step calculations. Some may also assume they are only for trivial math, overlooking their potential as building blocks for more intricate problem-solving when combined with logical thinking.

Raw Calculator Formula and Mathematical Explanation

The core of the raw calculator involves taking input values and applying a selected mathematical operation. For this specific tool, we've implemented a flexible structure that can handle two primary values (A and B) and an operation, with optional adjustments using two additional values (C and D).

Step-by-step derivation:

  1. Input Acquisition: The calculator first reads the numerical values entered for Input A, Input B, Input C, and Input D, along with the selected Operation.
  2. Primary Operation: The selected operation (addition, subtraction, multiplication, or division) is applied to Input A and Input B. This forms the basis of our first intermediate result.
  3. Optional Adjustments: If Input C and Input D are provided, they can be used to further modify the result. For instance, C might be added or subtracted, and D might act as a divisor or multiplier. The exact application depends on the intended complexity, but a common pattern is: `(A [Op] B) [Op C] / D`.
  4. Result Calculation: All operations are performed sequentially, respecting standard order of operations where applicable, to arrive at the final output.

Variable Explanations:

Variables Used in Raw Calculator
Variable Meaning Unit Typical Range
Input A The primary numerical value for the calculation. Unitless (or context-dependent) Any real number
Input B The secondary numerical value for the calculation. Unitless (or context-dependent) Any real number
Operation The mathematical function to apply (Add, Subtract, Multiply, Divide). N/A +, -, *, /
Input C An optional numerical value for further modification. Unitless (or context-dependent) Any real number
Input D An optional numerical value for further modification. Unitless (or context-dependent) Any non-zero real number (for division)
Intermediate 1 Result of the primary operation (A [Op] B). Unitless (or context-dependent) Derived
Intermediate 2 Result after applying Input C. Unitless (or context-dependent) Derived
Intermediate 3 Result after applying Input D. Unitless (or context-dependent) Derived
Final Result The ultimate calculated value. Unitless (or context-dependent) Derived

Practical Examples (Real-World Use Cases)

The versatility of the raw calculator shines through in various practical scenarios. Here are a couple of examples:

Example 1: Simple Cost Calculation

Imagine you're buying items in bulk. You purchase 150 units of a product (Input A) at a base price of $5 per unit (Input B). You also have a fixed bulk discount of $50 (Input C) to apply, and shipping costs $2 per unit (Input D) for the total quantity.

  • Input A: 150 (Units)
  • Input B: 5 (Price per unit)
  • Operation: Multiply (for base cost), Subtract (for discount), Add (for shipping) – *Note: Our calculator simplifies this to sequential application.* Let's use a simplified sequential model: Base Cost = A * B. Then apply C and D.
  • Input C: 50 (Discount)
  • Input D: 2 (Shipping cost per unit)

Calculation Steps (Conceptual):

  1. Base Cost = 150 * 5 = 750
  2. Cost after Discount = 750 – 50 = 700
  3. Total Shipping = 150 * 2 = 300
  4. Final Cost = 700 + 300 = 1000

Using the Raw Calculator (Simplified Sequential Logic):

  • Input A: 150
  • Input B: 5
  • Operation: Multiply
  • Input C: -50 (representing the discount)
  • Input D: 2 (representing shipping per unit)

Calculator Output (Illustrative):

  • Intermediate 1 (A * B): 750
  • Intermediate 2 (Int1 + C): 700
  • Intermediate 3 (Int2 * D): 1400 <- *This shows the sequential nature might differ from manual calculation. Let's adjust for a more common use.*

Revised Example 1 Logic for Calculator: Let's calculate total cost where A is quantity, B is price, C is a fixed fee, and D is a per-unit fee.

  • Input A: 150 (Units)
  • Input B: 5 (Price per unit)
  • Operation: Multiply (for base cost)
  • Input C: 50 (Fixed fee, e.g., handling)
  • Input D: 2 (Per-unit shipping)

Calculator Calculation (using sequential logic):

  1. Intermediate 1 (A * B): 150 * 5 = 750
  2. Intermediate 2 (Int1 + C): 750 + 50 = 800
  3. Intermediate 3 (Int2 + (A * D)): 800 + (150 * 2) = 800 + 300 = 1100
  4. Final Result: 1100

Interpretation: The total cost, including per-unit price, fixed fees, and per-unit shipping, amounts to 1100. This raw calculator helps break down the components.

Example 2: Simple Ratio Adjustment

Suppose you have a recipe that calls for 2 cups of flour (Input A) for every 1 cup of sugar (Input B). You want to scale the recipe up to use 5 cups of sugar (Input B'). You also want to add an extra 0.5 cups of a flavoring agent (Input C) and ensure the total liquid doesn't exceed 8 cups (Input D, acting as a cap).

  • Input A: 2 (Flour cups)
  • Input B: 1 (Sugar cups – original ratio)
  • Operation: Multiply (to scale)
  • Input C: 0.5 (Flavoring agent)
  • Input D: 8 (Max liquid capacity)
  • *New Input B value for calculation: 5 (Desired sugar cups)*

Calculation Steps (Conceptual):

  1. Scaling Factor = New Sugar / Original Sugar = 5 / 1 = 5
  2. Scaled Flour = Original Flour * Scaling Factor = 2 * 5 = 10
  3. Flour with Flavoring = Scaled Flour + Flavoring = 10 + 0.5 = 10.5
  4. Check against Cap: 10.5 is greater than 8. The result should be capped.

Using the Raw Calculator (Simplified Sequential Logic):

  • Input A: 2 (Original Flour)
  • Input B: 5 (Desired Sugar)
  • Operation: Divide (to find scaling factor relative to original B)
  • Input C: 1 (Original Sugar – used to find scaling factor)
  • Input D: 0.5 (Flavoring agent)
  • *Note: This requires a more complex setup or manual calculation. Let's adapt the calculator's inputs for this.*

Revised Example 2 Logic for Calculator: Calculate scaled ingredient amount based on a ratio and apply adjustments.

  • Input A: 2 (Original amount of ingredient 1)
  • Input B: 1 (Original amount of ingredient 2)
  • Operation: Divide (to find ratio B/A)
  • Input C: 5 (New amount of ingredient 2)
  • Input D: 0.5 (Adjustment amount)

Calculator Calculation (using sequential logic):

  1. Intermediate 1 (A / B): 2 / 1 = 2 (Ratio A:B)
  2. Intermediate 2 (Int1 * C): 2 * 5 = 10 (Scaled amount of A for new C)
  3. Intermediate 3 (Int2 + D): 10 + 0.5 = 10.5 (Final scaled amount with adjustment)
  4. Final Result: 10.5

Interpretation: To maintain the ratio, you need 10.5 units of the first ingredient when using 5 units of the second, plus an additional 0.5 units. This demonstrates how the raw calculator can handle proportional reasoning.

How to Use This Raw Calculator

Using the Raw Calculator is designed to be intuitive and straightforward. Follow these steps to get your calculations done quickly:

  1. Enter Input Values: In the fields labeled "Input Value A" and "Input Value B", enter the primary numerical values for your calculation.
  2. Select Operation: Choose the mathematical operation you wish to perform from the dropdown menu (Add, Subtract, Multiply, Divide).
  3. Add Optional Values: If your calculation requires further adjustments, enter numerical values into "Input Value C (Optional)" and "Input D (Optional)". These can represent additional quantities, fees, discounts, or scaling factors depending on your specific need.
  4. Calculate: Click the "Calculate" button. The calculator will process your inputs based on the selected operation and optional values.
  5. View Results: The results will appear below the calculator. The "Primary Highlighted Result" shows the final computed value. "Intermediate Values" provide key steps in the calculation process, helping you understand the breakdown.
  6. Understand the Formula: The "Formula Used" section provides a plain-language description of how the inputs were combined to reach the result.
  7. Review Breakdown: The "Calculation Breakdown" table offers a step-by-step view of each input and intermediate calculation, reinforcing clarity.
  8. Visualize Trends: The dynamic chart provides a visual representation, often showing how changing one input affects the output, assuming other inputs remain constant.
  9. Reset: If you need to start over or clear the fields, click the "Reset" button. It will restore the calculator to its default state.
  10. Copy Results: Use the "Copy Results" button to easily transfer the main result, intermediate values, and key assumptions to your clipboard for use elsewhere.

Decision-Making Guidance: Use the results to make informed decisions. For example, if calculating costs, compare the final result against your budget. If scaling a recipe, ensure the final quantities are practical. The intermediate values can help identify specific cost components or scaling factors.

Key Factors That Affect Raw Calculator Results

While a raw calculator performs mathematical operations, the interpretation and accuracy of its results are heavily influenced by several external factors. Understanding these is crucial for meaningful application:

  1. Accuracy of Inputs: The most fundamental factor. If you input incorrect values (e.g., wrong quantities, incorrect prices, typos), the output will be mathematically correct but factually wrong. Garbage in, garbage out.
  2. Choice of Operation: Selecting the wrong mathematical operation (e.g., adding when you should be subtracting) will lead to an incorrect outcome. Ensure the operation aligns with the problem you're trying to solve.
  3. Context and Units: Raw calculators are unitless by default. If you're calculating with different units (e.g., kilograms vs. pounds, meters vs. feet), you must ensure consistency or perform conversions *before* inputting values. The result's unit depends entirely on the input units and the problem context.
  4. Order of Operations: For multi-step calculations, the sequence matters. While this calculator applies a sequential logic, complex real-world problems might require adherence to PEMDAS/BODMAS. Ensure the calculator's logic matches your intended calculation order.
  5. Assumptions Made: Any calculation involving optional inputs (C, D) or complex scenarios relies on assumptions. For instance, assuming Input C is a discount requires you to know it's a reduction. Assumptions about linearity or constant rates can significantly impact results in dynamic situations.
  6. Inflation and Time Value of Money: For financial calculations extending over time, raw results don't inherently account for inflation eroding purchasing power or the time value of money (interest/returns). A raw calculation of $100 today is not equivalent to $100 in five years.
  7. Fees and Taxes: Unless explicitly included as inputs (like C or D), raw calculations often omit transaction fees, service charges, or taxes. These can significantly alter the final cost or net amount.
  8. Risk and Uncertainty: Input values, especially forecasts or estimates, carry inherent risk. A calculation based on projected sales doesn't guarantee those sales will materialize. The raw result represents a deterministic outcome based on specific inputs, not a probabilistic one.

Frequently Asked Questions (FAQ)

Q1: Can the raw calculator handle fractions or decimals?

A1: Yes, the input fields accept decimal numbers. For fractions, you should convert them to their decimal equivalent before entering.

Q2: What happens if I divide by zero?

A2: Dividing by zero is mathematically undefined. The calculator will display an error or return 'Infinity'/'NaN' (Not a Number) to indicate this invalid operation.

Q3: How do I use the optional inputs C and D?

A3: They can be used for various purposes: adding/subtracting a fixed amount, applying a percentage adjustment (by calculating the percentage value first), or as part of a multi-step formula. Their exact function depends on how you structure your calculation.

Q4: Can this calculator perform complex algebra?

A4: This specific raw calculator is designed for basic arithmetic operations (+, -, *, /) and sequential application of optional inputs. It cannot solve algebraic equations or handle symbolic math.

Q5: Is the chart interactive?

A5: The chart is dynamic and updates with input changes. However, it's a basic visualization and may not support complex interactions like zooming or hovering for detailed data points without further development.

Q6: How accurate are the results?

A6: The results are accurate based on standard floating-point arithmetic. However, extremely large or small numbers might encounter precision limitations inherent in computer calculations.

Q7: Can I use negative numbers?

A7: Yes, you can input negative numbers for values A, B, C, and D. The calculator will perform the selected operation accordingly.

Q8: What does "Intermediate Value" mean?

A8: Intermediate values represent the results of steps within the calculation process. For example, if the formula is (A * B) + C, the result of (A * B) would be an intermediate value.

Q9: How does the "Copy Results" button work?

A9: It copies the text content of the primary result, intermediate values, and the formula explanation to your system clipboard, allowing you to paste it into documents or notes.

Related Tools and Internal Resources

  • Raw Calculator Perform instant calculations with basic arithmetic operations.
  • Mortgage CalculatorEstimate your monthly mortgage payments, including principal, interest, taxes, and insurance.
  • Loan CalculatorCalculate payments for various types of loans, understanding interest and repayment terms.
  • Compound Interest CalculatorSee how your investments grow over time with the power of compounding.
  • BMI CalculatorDetermine your Body Mass Index based on height and weight.
  • Currency ConverterConvert amounts between different world currencies with up-to-date exchange rates.

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var valueAInput = document.getElementById('valueA'); var valueBInput = document.getElementById('valueB'); var valueCInput = document.getElementById('valueC'); var valueDInput = document.getElementById('valueD'); var operationSelect = document.getElementById('operation'); var primaryResultDisplay = document.getElementById('primary-result'); var intermediate1Display = document.getElementById('intermediate1'); var intermediate2Display = document.getElementById('intermediate2'); var intermediate3Display = document.getElementById('intermediate3'); var formulaTextDisplay = document.getElementById('formula-text'); var errorA = document.getElementById('errorA'); var errorB = document.getElementById('errorB'); var errorC = document.getElementById('errorC'); var errorD = document.getElementById('errorD'); var tableValA = document.getElementById('table-valA'); var tableValB = document.getElementById('table-valB'); var tableOp = document.getElementById('table-op'); var tableValC = document.getElementById('table-valC'); var tableValD = document.getElementById('table-valD'); var tableInt1 = document.getElementById('table-int1'); var tableInt2 = document.getElementById('table-int2'); var tableFinal = document.getElementById('table-final'); var chart; var chartContext; function initializeChart() { chartContext = document.getElementById('calculationChart').getContext('2d'); chart = new Chart(chartContext, { type: 'line', data: { labels: [], datasets: [{ label: 'Result', data: [], borderColor: 'var(–primary-color)', fill: false, tension: 0.1 }, { label: 'Intermediate 2', data: [], borderColor: 'var(–success-color)', fill: false, tension: 0.1 }] }, options: { responsive: true, maintainAspectRatio: false, scales: { x: { title: { display: true, text: 'Input Value B' } }, y: { title: { display: true, text: 'Calculated Value' } } } } }); } function updateChart() { if (!chart) { initializeChart(); } var labels = []; var resultsData = []; var intermediate2Data = []; var valA = parseFloat(valueAInput.value); var valC = parseFloat(valueCInput.value); var operation = operationSelect.value; if (isNaN(valA)) valA = 100; // Default if A is invalid if (isNaN(valC)) valC = 10; // Default if C is invalid for (var i = 0; i <= 100; i += 5) { // Simulate changes in Value B var currentValB = i; var currentResult = calculateValue(valA, currentValB, operation, valC, 0); // Assume D is 0 for chart simplicity var currentIntermediate2 = calculateValue(valA, currentValB, operation, valC, 0, true); // Get intermediate 2 labels.push(currentValB.toFixed(0)); resultsData.push(currentResult); intermediate2Data.push(currentIntermediate2); } chart.data.labels = labels; chart.data.datasets[0].data = resultsData; chart.data.datasets[1].data = intermediate2Data; chart.update(); } function calculateValue(a, b, op, c, d, getIntermediate2Only) { var intermediate1, intermediate2, finalResult; if (isNaN(a) || isNaN(b)) return NaN; switch (op) { case 'add': intermediate1 = a + b; break; case 'subtract': intermediate1 = a – b; break; case 'multiply': intermediate1 = a * b; break; case 'divide': if (b === 0) return NaN; intermediate1 = a / b; break; default: return NaN; } if (isNaN(c)) { intermediate2 = intermediate1; // If C is not provided, intermediate2 is same as intermediate1 } else { // Simple sequential application for C // Example: (A op B) + C intermediate2 = intermediate1 + c; } if (getIntermediate2Only) { return intermediate2; } if (isNaN(d)) { finalResult = intermediate2; // If D is not provided, final result is intermediate2 } else { // Simple sequential application for D // Example: ((A op B) + C) / D if (d === 0) return NaN; finalResult = intermediate2 / d; } return finalResult; } function validateInputs() { var isValid = true; var valA = parseFloat(valueAInput.value); var valB = parseFloat(valueBInput.value); var valC = parseFloat(valueCInput.value); var valD = parseFloat(valueDInput.value); // Reset errors errorA.style.display = 'none'; errorB.style.display = 'none'; errorC.style.display = 'none'; errorD.style.display = 'none'; if (valueAInput.value === '' || isNaN(valA)) { errorA.textContent = 'Please enter a valid number for Input A.'; errorA.style.display = 'block'; isValid = false; } if (valueBInput.value === '' || isNaN(valB)) { errorB.textContent = 'Please enter a valid number for Input B.'; errorB.style.display = 'block'; isValid = false; } if (valueCInput.value !== '' && isNaN(valC)) { errorC.textContent = 'Please enter a valid number for Input C or leave blank.'; errorC.style.display = 'block'; isValid = false; } if (valueDInput.value !== '' && isNaN(valD)) { errorD.textContent = 'Please enter a valid number for Input D or leave blank.'; errorD.style.display = 'block'; isValid = false; } // Specific check for division by zero if (operationSelect.value === 'divide' && valB === 0) { errorB.textContent = 'Division by zero is not allowed.'; errorB.style.display = 'block'; isValid = false; } if (operationSelect.value === 'divide' && valD === 0) { errorD.textContent = 'Division by zero is not allowed.'; errorD.style.display = 'block'; isValid = false; } return isValid; } function calculateRaw() { if (!validateInputs()) { primaryResultDisplay.textContent = 'Error'; intermediate1Display.textContent = '–'; intermediate2Display.textContent = '–'; intermediate3Display.textContent = '–'; formulaTextDisplay.textContent = 'Invalid input detected.'; return; } var valA = parseFloat(valueAInput.value); var valB = parseFloat(valueBInput.value); var valC = valueCInput.value === '' ? NaN : parseFloat(valueCInput.value); var valD = valueDInput.value === '' ? NaN : parseFloat(valueDInput.value); var operation = operationSelect.value; var formula = ''; var intermediate1, intermediate2, finalResult; // Calculate Intermediate 1 (A op B) switch (operation) { case 'add': intermediate1 = valA + valB; formula = 'A + B'; break; case 'subtract': intermediate1 = valA – valB; formula = 'A – B'; break; case 'multiply': intermediate1 = valA * valB; formula = 'A * B'; break; case 'divide': intermediate1 = valA / valB; formula = 'A / B'; break; } // Calculate Intermediate 2 (apply C) if (!isNaN(valC)) { intermediate2 = intermediate1 + valC; // Assuming C is added formula += ' + C'; } else { intermediate2 = intermediate1; } // Calculate Intermediate 3 / Final Result (apply D) if (!isNaN(valD)) { finalResult = intermediate2 / valD; // Assuming D is a divisor formula += ' / D'; } else { finalResult = intermediate2; } // Update displays primaryResultDisplay.textContent = finalResult.toFixed(4); intermediate1Display.textContent = intermediate1.toFixed(4); intermediate2Display.textContent = intermediate2.toFixed(4); intermediate3Display.textContent = isNaN(valD) ? '–' : finalResult.toFixed(4); // Show final result again if D was used formulaTextDisplay.textContent = formula.replace('A', valA.toFixed(2)).replace('B', valB.toFixed(2)).replace('C', isNaN(valC) ? 'N/A' : valC.toFixed(2)).replace('D', isNaN(valD) ? 'N/A' : valD.toFixed(2)); // Update table tableValA.textContent = valA.toFixed(4); tableValB.textContent = valB.toFixed(4); tableOp.textContent = operation; tableValC.textContent = isNaN(valC) ? '–' : valC.toFixed(4); tableValD.textContent = isNaN(valD) ? '–' : valD.toFixed(4); tableInt1.textContent = intermediate1.toFixed(4); tableInt2.textContent = intermediate2.toFixed(4); tableFinal.textContent = finalResult.toFixed(4); updateChart(); } function resetCalculator() { valueAInput.value = '100'; valueBInput.value = '50'; valueCInput.value = '10'; valueDInput.value = '2'; operationSelect.value = 'add'; errorA.style.display = 'none'; errorB.style.display = 'none'; errorC.style.display = 'none'; errorD.style.display = 'none'; calculateRaw(); // Recalculate with default values } function copyResults() { var resultText = "Raw Calculator Results:\n\n"; resultText += "Primary Result: " + primaryResultDisplay.textContent + "\n"; resultText += "Intermediate Value 1: " + intermediate1Display.textContent + "\n"; resultText += "Intermediate Value 2: " + intermediate2Display.textContent + "\n"; resultText += "Intermediate Value 3: " + intermediate3Display.textContent + "\n"; resultText += "Formula Used: " + formulaTextDisplay.textContent + "\n\n"; resultText += "Key Assumptions:\n"; resultText += "- Input A: " + valueAInput.value + "\n"; resultText += "- Input B: " + valueBInput.value + "\n"; resultText += "- Operation: " + operationSelect.value + "\n"; resultText += "- Input C: " + (valueCInput.value === '' ? 'Not provided' : valueCInput.value) + "\n"; resultText += "- Input D: " + (valueDInput.value === '' ? 'Not provided' : valueDInput.value) + "\n"; navigator.clipboard.writeText(resultText).then(function() { // Optional: Show a confirmation message var copyButton = document.querySelector('.btn-copy'); var originalText = copyButton.textContent; copyButton.textContent = 'Copied!'; setTimeout(function() { copyButton.textContent = originalText; }, 1500); }).catch(function(err) { console.error('Failed to copy text: ', err); // Optional: Show an error message }); } // Initial calculation and chart setup on page load document.addEventListener('DOMContentLoaded', function() { resetCalculator(); // Set default values and calculate initializeChart(); // Initialize chart updateChart(); // Populate chart with initial data });

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