Answers

Divide 21/5 with 72/9

1^st number: 4 1/5, 2^nd number: 8 0/9

21/5 ÷ 72/9 is 21/40.

Steps for dividing fractions

1. Find the reciprocal of the divisor
   Reciprocal of 72/9: 9/72
2. Now, multiply it with the dividend
   So, 21/5 ÷ 72/9 = 21/5 × 9/72
3. = 21 × 9/5 × 72 = 189/360
4. After reducing the fraction, the answer is 21/40

MathStep (Works offline)

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

Related: ⁴²/₅÷⁷²/₉ ²¹/₁₀÷⁷²/₉ ²¹/₅÷⁷²/₁₈ ⁶³/₅÷⁷²/₉ ²¹/₁₅÷⁷²/₉ ²¹/₅÷⁷²/₂₇ ²¹/₂₅÷⁷²/₉ ²¹/₅÷⁷²/₄₅ ²¹/₃₅÷⁷²/₉ ²¹/₅÷⁷²/₆₃

Divide Fractions Calculator