Answers

Subtract 30/42 from 14/12

1^st number: 1 2/12, 2^nd number: 30/42

14/12 - 30/42 is 19/42.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 12 and 42 is 84
   
   Next, find the equivalent fraction of both fractional numbers with denominator 84
2. For the 1st fraction, since 12 × 7 = 84,
   14/12 = 14 × 7/12 × 7 = 98/84
3. Likewise, for the 2nd fraction, since 42 × 2 = 84,
   30/42 = 30 × 2/42 × 2 = 60/84
4. Subtract the two like fractions:
   98/84 - 60/84 = 98 - 60/84 = 38/84
5. After reducing the fraction, the answer is 19/42

MathStep (Works offline)

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

Related: ²⁸/₁₂-³⁰/₄₂ ¹⁴/₁₂-⁶⁰/₄₂ ¹⁴/₂₄-³⁰/₄₂ ¹⁴/₁₂-³⁰/₈₄ ⁴²/₁₂-³⁰/₄₂ ¹⁴/₁₂-⁹⁰/₄₂ ¹⁴/₃₆-³⁰/₄₂ ⁷⁰/₁₂-³⁰/₄₂ ¹⁴/₆₀-³⁰/₄₂ ⁹⁸/₁₂-³⁰/₄₂ ¹⁴/₈₄-³⁰/₄₂

Subtract Fractions Calculator