Answers

Subtract 70/56 from 42/5

1^st number: 8 2/5, 2^nd number: 1 14/56

42/5 - 70/56 is 143/20.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 5 and 56 is 280
   
   Next, find the equivalent fraction of both fractional numbers with denominator 280
2. For the 1st fraction, since 5 × 56 = 280,
   42/5 = 42 × 56/5 × 56 = 2352/280
3. Likewise, for the 2nd fraction, since 56 × 5 = 280,
   70/56 = 70 × 5/56 × 5 = 350/280
4. Subtract the two like fractions:
   2352/280 - 350/280 = 2352 - 350/280 = 2002/280
5. After reducing the fraction, the answer is 143/20
6. In mixed form: 73/20

MathStep (Works offline)

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

Related: ⁸⁴/₅-⁷⁰/₅₆ ⁴²/₁₀-⁷⁰/₅₆ ⁴²/₁₅-⁷⁰/₅₆ ⁴²/₂₅-⁷⁰/₅₆ ⁴²/₃₅-⁷⁰/₅₆

Subtract Fractions Calculator