Answers

Divide 12/15 with 45/21

1^st number: 12/15, 2^nd number: 2 3/21

12/15 ÷ 45/21 is 28/75.

Steps for dividing fractions

1. Find the reciprocal of the divisor
   Reciprocal of 45/21: 21/45
2. Now, multiply it with the dividend
   So, 12/15 ÷ 45/21 = 12/15 × 21/45
3. = 12 × 21/15 × 45 = 252/675
4. After reducing the fraction, the answer is 28/75

MathStep (Works offline)

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

Related: ²⁴/₁₅÷⁴⁵/₂₁ ¹²/₁₅÷⁹⁰/₂₁ ¹²/₃₀÷⁴⁵/₂₁ ¹²/₁₅÷⁴⁵/₄₂ ³⁶/₁₅÷⁴⁵/₂₁ ¹²/₄₅÷⁴⁵/₂₁ ¹²/₁₅÷⁴⁵/₆₃ ⁶⁰/₁₅÷⁴⁵/₂₁ ¹²/₇₅÷⁴⁵/₂₁ ⁸⁴/₁₅÷⁴⁵/₂₁

Divide Fractions Calculator