Math & Daily Formulas
123 tools available. All calculations and file processing stay 100% private in your browser.
Convert 5
- Debt-to-Income (DTI) Ratio CalculatorCalculate Debt-to-Income percentage DTI = (Monthly Debt Obligations / Gross Monthly Income) × 100.
- Decimal to Percent ConverterConvert decimals to percentages (× 100) or percentages to decimal numbers (÷ 100).
- Fraction to Decimal ConverterConvert fractions to decimals or decimal numbers back into simplified fractions.
- Loan-to-Value (LTV) Ratio CalculatorCalculate mortgage Loan-to-Value percentage LTV = (Loan Amount / Appraised Asset Value) × 100.
- Mixed Number to Improper Fraction ConverterConvert mixed numbers (whole + fraction) to improper fractions or improper fractions to mixed numbers.
Calculate & Analyze 111
- 2D Distance Between Two Points CalculatorCalculate Euclidean distance d = √((x₂ - x₁)² + (y₂ - y₁)²) between two coordinate points.
- Absolute Value Calculator (|x|)Compute the absolute non-negative magnitude |x| of any real number.
- Affordable Quantity CalculatorCalculate how many units can be purchased with a given budget: Quantity = Total Budget / Unit Price.
- Arc Length of a Circle CalculatorCalculate circular arc length s = 2 × π × r × (θ / 360) from radius and central angle.
- Arithmetic Mean CalculatorCalculate the arithmetic mean average from a list of numbers.
- Average Order Value (AOV) CalculatorCalculate eCommerce AOV = Total Sales Revenue / Number of Orders.
Inspect & Extract 7
- Circle Diameter & Radius ConverterConvert circle radius to diameter (d = 2r) or diameter to radius (r = d / 2).
- Equal Payment Loan Amortization ScheduleGenerate monthly loan amortization schedule breakdown: payment, principal reduction, interest, and remaining balance.
- Fraction Simplifier & ReducerSimplify any fraction to lowest irreducible terms using greatest common divisor reduction.
- Prime Number CheckerCheck whether an integer n is prime (divisible only by 1 and itself) or composite.
- Proportion Solver (Rule of Three)Solve for unknown variable X in proportion equations a : b = c : x.
- Right Triangle Angle SolverCalculate acute angles (in degrees and radians) of a right triangle from leg lengths a and b.