Answers

Divide 15/12 with 45/21

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

15/12 ÷ 45/21 is 7/12.

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, 15/12 ÷ 45/21 = 15/12 × 21/45
3. = 15 × 21/12 × 45 = 315/540
4. After reducing the fraction, the answer is 7/12

MathStep (Works offline)

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

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

Divide Fractions Calculator