Answers

Multiply 21/8 with 12/7

1^st number: 2 5/8, 2^nd number: 1 5/7

This multiplication involving fractions can also be rephrased as "What is 21/8 of 1 5/7?"

21/8 × 12/7 is 9/2.

Steps for multiplying fractions

1. Simply multiply the numerators and denominators separately:
2. 21/8 × 12/7 = 21 × 12/8 × 7 = 252/56
3. After reducing the fraction, the answer is 9/2
4. In mixed form: 41/2

MathStep (Works offline)

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

Related: ⁴²/₈×¹²/₇ ²¹/₈ײ⁴/₇ ²¹/₁₆×¹²/₇ ²¹/₈×¹²/₁₄ ⁶³/₈×¹²/₇ ²¹/₈׳⁶/₇ ²¹/₂₄×¹²/₇ ²¹/₈×¹²/₂₁ ²¹/₈×⁶⁰/₇ ²¹/₄₀×¹²/₇ ²¹/₈×¹²/₃₅ ²¹/₈×⁸⁴/₇ ²¹/₅₆×¹²/₇ ²¹/₈×¹²/₄₉

Multiply Fractions Calculator