Math Calculators

Fraction Calculator

Add, subtract, multiply, and divide fractions with simplified results.

Fraction 1 Numerator

Fraction 1 Denominator

Operation

Fraction 2 Numerator

Fraction 2 Denominator

Result (Simplified)0/1

Decimal0.000000

Mixed Number0 0/1

Fraction Calculator Formula

Uses common denominator for +/− and direct multiplication/division rules, then simplifies by GCD.

3/4 + 2/5 = (15+8)/20 = 23/20 = 1.15

How are fractions simplified?

Calculate percentages easily. Find what percent one number is of another, or calculate the percentage of a number.

Simplify ratios and solve proportion problems. Find equivalent ratios and missing values in proportions.

Evaluate scientific expressions with trigonometry, logarithms, powers, roots, and constants.