Answers

Multiply 10/21 with 40/7

1^st number: 10/21, 2^nd number: 5 5/7

This multiplication involving fractions can also be rephrased as "What is 10/21 of 5 5/7?"

10/21 × 40/7 is 400/147.

Steps for multiplying fractions

1. Simply multiply the numerators and denominators separately:
2. 10/21 × 40/7 = 10 × 40/21 × 7 = 400/147
3. In mixed form: 2106/147

MathStep (Works offline)

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

Related: ²⁰/₂₁×⁴⁰/₇ ¹⁰/₂₁×⁸⁰/₇ ¹⁰/₄₂×⁴⁰/₇ ¹⁰/₂₁×⁴⁰/₁₄ ³⁰/₂₁×⁴⁰/₇ ¹⁰/₆₃×⁴⁰/₇ ¹⁰/₂₁×⁴⁰/₂₁ ⁵⁰/₂₁×⁴⁰/₇ ¹⁰/₂₁×⁴⁰/₃₅ ⁷⁰/₂₁×⁴⁰/₇ ¹⁰/₂₁×⁴⁰/₄₉

Multiply Fractions Calculator