Hourly to Annual Salary Calculator
Hourly rate × hours per week × 52 (simple, no tax).
Utiliser le calculateurTip Calculator
Bill amount, tip percent, and party size—tip, total with tip, and per person.
Utiliser le calculateurTrip Fuel Cost Calculator
Miles, MPG, and price per gallon—gallons used and trip fuel cost (US units).
Utiliser le calculateurMortgage Payment Calculator
Loan amount, annual rate, and years—estimated monthly principal & interest (excludes tax/insurance).
Utiliser le calculateurCompound Interest Calculator
Principal, annual rate, years, and compounding periods per year—future value.
Utiliser le calculateurPercentage Change Calculator
Old value vs new value—absolute change and relative percent change.
Utiliser le calculateurMarkup & Margin Calculator
Cost plus markup % on cost—selling price and margin % of selling price.
Utiliser le calculateurSales Tax Calculator
Pre-tax subtotal and tax rate—tax amount and total with tax.
Utiliser le calculateurSimple Interest Calculator
Principal, annual rate %, and years—interest and total repayment.
Utiliser le calculateurBreak-Even Calculator
Fixed costs, variable cost per unit, and price—units needed to break even.
Utiliser le calculateurRent Affordability Calculator
Monthly income and max rent % of income—rule-of-thumb rent cap.
Utiliser le calculateurDecimal Odds to Implied Probability
Enter decimal odds (e.g. 2.50)—naïve implied win % (no vig removed).
Utiliser le calculateurCredit Card Payoff Estimator
Balance, APR, and fixed monthly payment—months to payoff and total interest (simplified).
Utiliser le calculateurCAGR Calculator
Starting value, ending value, and years—compound annual growth rate %.
Utiliser le calculateurRetirement Savings Calculator
Monthly contribution, nominal annual return %, and years—future value and total contributed.
Utiliser le calculateurInflation Calculator
Present value, annual inflation %, and years—future nominal value and multiplier.
Utiliser le calculateurCar Loan Calculator
Principal, APR %, and term in months—monthly payment and total interest (amortizing).
Utiliser le calculateurMax Loan from Payment
Affordable monthly payment, APR %, and years—estimate maximum loan principal.
Utiliser le calculateurElectricity Cost Calculator
kWh used and price per kWh—total electricity cost.
Utiliser le calculateurUnit Price Calculator
Total price and quantity—cost per unit; optional second product comparison.
Utiliser le calculateurProfit Margin Calculator
Revenue and cost—gross profit dollars and profit margin % on revenue.
Utiliser le calculateurCommission Calculator
Sale amount and commission rate—fee and net to seller.
Utiliser le calculateurList vs Sale Discount
List price and sale price—discount percent and dollars saved.
Utiliser le calculateurSavings Goal (Months)
Target balance, monthly deposit, and nominal annual rate—months to reach goal (simplified).
Utiliser le calculateurPayback Period Calculator
Upfront cost and constant yearly benefit—simple payback time in years.
Utiliser le calculateurHourly to Monthly Pay
Hourly rate × hours per week × (52÷12)—rough gross monthly (before tax).
Utiliser le calculateurStacked Discounts
Two successive percent-off steps—final price and equivalent single discount.
Utiliser le calculateurInterest-Only Loan Payment
Principal and APR—monthly interest-only payment (no amortization).
Utiliser le calculateurLoan-to-Value (LTV)
Loan amount and property value—LTV % for quick mortgage context.
Utiliser le calculateurAnnual → Monthly Salary
Gross annual pay ÷ 12 (plus rough weekly from ÷ 52).
Utiliser le calculateurCredit Utilization
Balance and credit limit—utilization percent (rough guidance).
Utiliser le calculateur