Answers

Divide 21/40 with 72/63

1^st number: 21/40, 2^nd number: 1 9/63

21/40 ÷ 72/63 is 147/320.

Steps for dividing fractions

1. Find the reciprocal of the divisor
   Reciprocal of 72/63: 63/72
2. Now, multiply it with the dividend
   So, 21/40 ÷ 72/63 = 21/40 × 63/72
3. = 21 × 63/40 × 72 = 1323/2880
4. After reducing the fraction, the answer is 147/320

MathStep (Works offline)

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

Related: ⁴²/₄₀÷⁷²/₆₃ ²¹/₈₀÷⁷²/₆₃ ⁶³/₄₀÷⁷²/₆₃

Divide Fractions Calculator