Answers

Multiply 72/21 with 25/45

1^st number: 3 9/21, 2^nd number: 25/45

This multiplication involving fractions can also be rephrased as "What is 72/21 of 25/45?"

72/21 × 25/45 is 40/21.

Steps for multiplying fractions

1. Simply multiply the numerators and denominators separately:
2. 72/21 × 25/45 = 72 × 25/21 × 45 = 1800/945
3. After reducing the fraction, the answer is 40/21
4. In mixed form: 119/21

MathStep (Works offline)

Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad

Related: ⁷²/₂₁×⁵⁰/₄₅ ⁷²/₄₂ײ⁵/₄₅ ⁷²/₂₁ײ⁵/₉₀ ⁷²/₂₁×⁷⁵/₄₅ ⁷²/₆₃ײ⁵/₄₅

Multiply Fractions Calculator