Fraction Calculator

Add, subtract, multiply and divide fractions with simplification.

First fraction

Second fraction

Result

Mixed number5/6GCD: 1 ✓

Decimal0.8333333333

175 available

Annuity and differentiated monthly installments, interest breakdown, and amortization schedule.

Calculate PITI (Principal, Interest, Taxes, Insurance), PMI, and accelerated payoff savings.

Visualize compound growth with recurring deposits, annual rate, and investment horizons.

Add or extract Value Added Tax (VAT) with international country presets.

Analyze profitability and percentage return on business capital and investments.

Gross to net salary with income tax, social contributions and deductions, monthly and annual.

About this calculator

Add, subtract, multiply and divide fractions with automatic simplification, mixed numbers and decimal output.

How are fractions simplified?

Divide numerator and denominator by their GCD; the result is always reduced.

What are mixed numbers?

Improper fractions also show as whole plus remainder, e.g. 7/3 = 2 1/3.

Division by zero?

Fractions with a zero denominator are rejected with an error.