Answers

Subtract 70/3 from 42/4

1^st number: 10 2/4, 2^nd number: 23 1/3

42/4 - 70/3 is -77/6.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 4 and 3 is 12
   
   Next, find the equivalent fraction of both fractional numbers with denominator 12
2. For the 1st fraction, since 4 × 3 = 12,
   42/4 = 42 × 3/4 × 3 = 126/12
3. Likewise, for the 2nd fraction, since 3 × 4 = 12,
   70/3 = 70 × 4/3 × 4 = 280/12
4. Subtract the two like fractions:
   126/12 - 280/12 = 126 - 280/12 = -154/12
5. After reducing the fraction, the answer is -77/6

MathStep (Works offline)

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

Related: ⁸⁴/₄-⁷⁰/₃ ⁴²/₈-⁷⁰/₃ ⁴²/₄-⁷⁰/₆ ⁴²/₁₂-⁷⁰/₃ ⁴²/₄-⁷⁰/₉ ⁴²/₂₀-⁷⁰/₃ ⁴²/₄-⁷⁰/₁₅ ⁴²/₂₈-⁷⁰/₃ ⁴²/₄-⁷⁰/₂₁

Subtract Fractions Calculator