Month: December 2025

Algebra CalculatorSelect Equation TypeLinear Equation: ax + b = cQuadratic Equation: ax² + bx + c = 0Slope-Intercept: y = mx + b (Solve for y)Coefficient (a):Coefficient (b):Constant (c):Show step-by-step solutionSolve<button type="reset" onclick="document.getElementById('answer').innerHTML='Result = ‘” style=”background:#f5f5f5;color:#333;padding:12px 30px;border:1px solid #ccc;border-radius:3px;font-size:16px;cursor:pointer;”>ClearSolution:Result = © Calculator Soupfunction updateLabels(){var type=document.getElementById(‘calc_type’).value;var l1=document.getElementById(‘label1’);var l2=document.getElementById(‘label2’);var l3=document.getElementById(‘label3’);var i3=document.getElementById(‘input3′);if(type===’linear’){l1.innerHTML=’Coefficient (a):’;l2.innerHTML=’Coefficient (b):’;l3.innerHTML=’Constant (c):’;i3.parentElement.parentElement.style.display=’table-row’;}else if(type===’quadratic’){l1.innerHTML=’Coefficient (a):’;l2.innerHTML=’Coefficient (b):’;l3.innerHTML=’Constant … Read more

Salary CalculatorChoose a CalculationConvert Annual Salary to Hourly WageConvert Hourly Wage to Annual SalaryHourly Wage: $Hours per Week:Weeks per Year:Show Detailed BreakdownCalculateClearResults:© Calculator Soupfunction updateLabels(){var type=document.getElementById(‘calc_type’).value;var label=document.getElementById(‘label_amount’);if(type===’annual_to_hourly’){label.innerHTML=’Annual Salary: $’;document.getElementById(‘amount’).value=’50000′;}else{label.innerHTML=’Hourly Wage: $’;document.getElementById(‘amount’).value=’25.00′;}}function calculateSalary(){var type=document.getElementById(‘calc_type’).value;var amount=parseFloat(document.getElementById(‘amount’).value);var hours=parseFloat(document.getElementById(‘hours_week’).value);var weeks=parseFloat(document.getElementById(‘weeks_year’).value);var showSteps=document.getElementById(‘steps’).checked;if(isNaN(amount)||isNaN(hours)||isNaN(weeks)){alert(‘Please enter valid numeric values.’);return;}var annual, monthly, biweekly, weekly, hourly, daily;if(type===’annual_to_hourly’){annual=amount;hourly=annual/(weeks*hours);}else{hourly=amount;annual=hourly*weeks*hours;}weekly=annual/weeks;biweekly=annual/(weeks/2);monthly=annual/12;daily=weekly/5;var formatter=new Intl.NumberFormat(‘en-US’,{style:’currency’,currency:’USD’});document.getElementById(‘resultMain’).innerHTML=(type===’annual_to_hourly’?’Hourly Wage: ‘:’Annual Salary: ‘)+formatter.format(type===’annual_to_hourly’?hourly:annual);var tableHtml=”;tableHtml+=’PeriodEarnings’;tableHtml+=’Annual’+formatter.format(annual)+”;tableHtml+=’Monthly’+formatter.format(monthly)+”;tableHtml+=’Bi-weekly’+formatter.format(biweekly)+”;tableHtml+=’Weekly’+formatter.format(weekly)+”;tableHtml+=’Daily (5-day … Read more

Interest CalculatorType of InterestSimple InterestCompound InterestPrincipal Amount ($):Annual Interest Rate (%):Time Period (Years):Compounding Frequency:MonthlyQuarterlySemi-AnnuallyAnnuallyDailyShow detailed calculation stepsCalculateClearResults:Total Interest:$0.00Final Balance:$0.00© Calculator Soupfunction toggleCompoundRow(){var type=document.getElementById(‘calc_type’).value;var row=document.getElementById(‘compoundRow’);if(type===’simple’){row.style.display=’none’;}else{row.style.display=’table-row’;}}function calculateInterest(){var p=parseFloat(document.getElementById(‘principal’).value);var r=parseFloat(document.getElementById(‘rate’).value)/100;var t=parseFloat(document.getElementById(‘time’).value);var type=document.getElementById(‘calc_type’).value;var showSteps=document.getElementById(‘steps’).checked;var total=0;var interest=0;var stepsText=””;if(isNaN(p)||isNaN(r)||isNaN(t)){alert(‘Please enter valid numerical values’);return;}if(type===’simple’){interest=p*r*t;total=p+interest;if(showSteps){stepsText=”Simple Interest Formula: I = P * r * tI = “+p+” * “+r+” * “+t+” = $”+interest.toFixed(2);}}else{var n=parseInt(document.getElementById(‘frequency’).value);total=p*Math.pow((1+(r/n)),(n*t));interest=total-p;if(showSteps){stepsText=”Compound … Read more

BMI Calculator for WomenChoose Measurement SystemUS Units (Feet, Inches, Pounds)Metric Units (Centimeters, Kilograms)Height:Height (cm):Weight (lbs):Age:Show BMI Category TableCalculate BMIClearYour Results:Your BMI is: BMI RangeCategoryLess than 18.5Underweight18.5 – 24.9Normal weight25.0 – 29.9Overweight30.0 or moreObese© Calculator Soupfunction toggleUnits(){var system=document.getElementById(‘unit_system’).value;if(system===’imperial’){document.getElementById(‘us_height_row’).style.display=’table’;document.getElementById(‘metric_height_row’).style.display=’none’;document.getElementById(‘weight_label’).innerHTML=’Weight (lbs):’;}else{document.getElementById(‘us_height_row’).style.display=’none’;document.getElementById(‘metric_height_row’).style.display=’table’;document.getElementById(‘weight_label’).innerHTML=’Weight (kg):’;}}function resetCalculator(){document.getElementById(‘calculatorAnswer’).style.display=’none’;}function calculateBMI(){var system=document.getElementById(‘unit_system’).value;var weight=parseFloat(document.getElementById(‘weight’).value);var bmi=0;if(system===’imperial’){var ft=parseFloat(document.getElementById(‘height_ft’).value)||0;var inches=parseFloat(document.getElementById(‘height_in’).value)||0;var totalInches=(ft*12)+inches;if(isNaN(weight)||totalInches<=0){alert('Please enter valid height and weight');return;}bmi=(weight/(totalInches*totalInches))*703;}else{var cm=parseFloat(document.getElementById('height_cm').value);if(isNaN(weight)||isNaN(cm)||cm<=0){alert('Please enter valid … Read more

Ovulation CalculatorCalculation MethodStandard (LMP + Cycle Length)First Day of Last Period:Average Cycle Length (days):Luteal Phase (default 14):Show detailed fertile window breakdownCalculateClearResults:© Calculator Soupfunction calculateOvulation(){var lmpInput=document.getElementById(‘lmp_date’).value;var cycleLen=parseInt(document.getElementById(‘cycle_length’).value);var lutealLen=parseInt(document.getElementById(‘luteal_phase’).value);var showSteps=document.getElementById(‘show_steps’).checked;if(!lmpInput||isNaN(cycleLen)||isNaN(lutealLen)){alert(‘Please provide a valid date and numeric values for cycle and luteal phase.’);return;}var lmpDate=new Date(lmpInput);if(isNaN(lmpDate.getTime())){alert(‘Please enter a valid date.’);return;}var nextPeriod=new Date(lmpDate);nextPeriod.setDate(lmpDate.getDate()+cycleLen);var ovulationDate=new Date(nextPeriod);ovulationDate.setDate(nextPeriod.getDate()-lutealLen);var fertileStart=new Date(ovulationDate);fertileStart.setDate(ovulationDate.getDate()-5);var fertileEnd=new Date(ovulationDate);fertileEnd.setDate(ovulationDate.getDate()+1);var options={weekday:’long’,year:’numeric’,month:’long’,day:’numeric’};var … Read more

snow day calculatorSchool Region TypeUrban (Better plowing, lower chance)Suburban (Average plowing)Rural (Poor plowing, higher chance)Snowfall (Inches):Ice Forecast (Inches):Temperature (°F):Wind Speed (MPH):District Difficulty (1-10):Include Wind Chill FactorPredict ProbabilityClearPrediction Result:Snow Day Probability: 0%© Calculator Soupfunction calculateSnowDay(){var snow=parseFloat(document.getElementById(‘snow_amt’).value);var ice=parseFloat(document.getElementById(‘ice_amt’).value);var temp=parseFloat(document.getElementById(‘temp’).value);var wind=parseFloat(document.getElementById(‘wind’).value);var strict=parseFloat(document.getElementById(‘strictness’).value);var region=document.getElementById(‘region_type’).value;if(isNaN(snow)||isNaN(ice)||isNaN(temp)||isNaN(wind)||isNaN(strict)){alert(‘Please enter valid numerical values for all weather conditions.’);return;}var prob=0;prob+=(snow*15);prob+=(ice*300);if(temp<15){prob+=20;}else if(temp25){prob+=15;}if(region===’rural’){prob+=15;}else if(region===’urban’){prob-=10;}prob=(prob*(strict/5));if(prob>100){prob=99;}if(prob80){adv=”Get your pajamas on inside … Read more

Mortgage Payment CalculatorCalculation TypeStandard Fixed Rate MortgageMortgage with Taxes & InsuranceHome Price ($):Down Payment ($):Interest Rate (%):Loan Term (Years):Annual Tax ($):Annual Insurance ($):Show Amortization SummaryCalculateClearMonthly Payment Results:Principal & Interest: $ Total Monthly: $ © Calculator Soupfunction calculateMortgage(){var price=parseFloat(document.getElementById(‘home_price’).value);var down=parseFloat(document.getElementById(‘down_payment’).value);var rate=parseFloat(document.getElementById(‘interest_rate’).value);var years=parseFloat(document.getElementById(‘loan_term’).value);var tax=parseFloat(document.getElementById(‘annual_tax’).value)||0;var ins=parseFloat(document.getElementById(‘annual_ins’).value)||0;if(isNaN(price)||isNaN(down)||isNaN(rate)||isNaN(years)){alert(‘Please enter valid numbers for Price, Down Payment, Rate, and Term’);return;}var principal=price-down;if(principal<=0){alert('Down payment … Read more

Hours CalculatorCalculation TypeCalculate Time Difference (Elapsed Time)Start Time:AMPMEnd Time:AMPMBreak (Min):Show decimal hours breakdownCalculateClearResult:Total Duration: Decimal: hours© Calculator Soupfunction calculateResult(){var h1=parseInt(document.getElementById(‘h1’).value);var m1=parseInt(document.getElementById(‘m1’).value)||0;var ampm1=document.getElementById(‘ampm1’).value;var h2=parseInt(document.getElementById(‘h2’).value);var m2=parseInt(document.getElementById(‘m2’).value)||0;var ampm2=document.getElementById(‘ampm2’).value;var brk=parseFloat(document.getElementById(‘break’).value)||0;if(isNaN(h1)||isNaN(h2)){alert(‘Please enter hours for both start and end times.’);return;}if(ampm1===’PM’&&h1<12)h1+=12;if(ampm1==='AM'&&h1===12)h1=0;if(ampm2==='PM'&&h2<12)h2+=12;if(ampm2==='AM'&&h2===12)h2=0;var startTotal=h1*60+m1;var endTotal=h2*60+m2;if(endTotal<=startTotal){endTotal+=(24*60);}var netMin=endTotal-startTotal-brk;if(netMin<0){alert('Break time cannot exceed duration.');return;}var hours=Math.floor(netMin/60);var mins=netMin%60;var decimal=(netMin/60).toFixed(2);document.getElementById('resHHMM').innerHTML=hours+' hours and '+mins+' minutes';document.getElementById('resDec').innerHTML=decimal;document.getElementById('answer').style.display='block';if(document.getElementById('steps').checked){document.getElementById('resDecBlock').style.display='inline';}else{document.getElementById('resDecBlock').style.display='none';}}Hours Calculator UseThe hours calculator is a professional … Read more

Final Grade CalculatorWhat do you want to calculate?What grade do I need on the final?What is my current class grade?Current Grade (%):Target Class Grade (%):Final Exam Weight (%):Show Solution StepsCalculate<button type="reset" onclick="document.getElementById('answer').innerHTML='Result = ‘;” style=”background:#f5f5f5;color:#333;padding:12px 30px;border:1px solid #ccc;border-radius:3px;font-size:16px;cursor:pointer;”>ClearAnswer:Result = © Calculator Soupfunction toggleInputs(){var type = document.getElementById(‘calc_type’).value;var label2 = document.getElementById(‘label2’);var label3 = document.getElementById(‘label3’);if(type === ‘current’){label2.innerHTML = … Read more

desmos scientific calculatorCalculation ModeEvaluate Expression (PEMDAS)Trigonometric FunctionExponents & LogarithmsExpression:Function:Options:Include Precision FormattingCalculateClearAnswer:Result = —© Calculator Soupfunction updateFields(){var mode=document.getElementById(‘given_data’).value;var r2=document.getElementById(‘row2’);var r3=document.getElementById(‘row3’);var l1=document.getElementById(‘label1’);var l2=document.getElementById(‘label2’);var l3=document.getElementById(‘label3’);var i1=document.getElementById(‘input1’);var i2=document.getElementById(‘input2’);var i3=document.getElementById(‘input3′);if(mode===’expr’){l1.innerHTML=’Expression:’;i1.placeholder=’e.g. (10 + 2) / 3′;r2.style.display=’none’;r3.style.display=’none’;}else if(mode===’trig’){l1.innerHTML=’Angle:’;i1.placeholder=’e.g. 30′;l2.innerHTML=’Function:’;i2.placeholder=’sin, cos, or tan’;r2.style.display=’table-row’;r3.style.display=’none’;}else if(mode===’logexp’){l1.innerHTML=’Base (x):’;i1.placeholder=’e.g. 10′;l2.innerHTML=’Power/Val (y):’;i2.placeholder=’e.g. 2′;l3.innerHTML=’Operation:’;i3.placeholder=’pow, log, or root’;r2.style.display=’table-row’;r3.style.display=’table-row’;}}function calculateResult(){var mode=document.getElementById(‘given_data’).value;var res=0;var details=document.getElementById(‘stepDetails’);var showSteps=document.getElementById(‘steps’).checked;details.innerHTML=”;try{if(mode===’expr’){var val=document.getElementById(‘input1′).value;var cleanVal=val.replace(/\^/g,’**’);res=eval(cleanVal);if(showSteps)details.innerHTML=’Evaluating order of operations for: ‘+val;}else … Read more