Answers

Subtract 56/10 from 7/20

1^st number: 7/20, 2^nd number: 5 6/10

7/20 - 56/10 is -21/4.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 20 and 10 is 20
   
   Next, find the equivalent fraction of both fractional numbers with denominator 20
2. For the 1st fraction, since 20 × 1 = 20,
   7/20 = 7 × 1/20 × 1 = 7/20
3. Likewise, for the 2nd fraction, since 10 × 2 = 20,
   56/10 = 56 × 2/10 × 2 = 112/20
4. Subtract the two like fractions:
   7/20 - 112/20 = 7 - 112/20 = -105/20
5. After reducing the fraction, the answer is -21/4

MathStep (Works offline)

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

Related: ¹⁴/₂₀-⁵⁶/₁₀ ⁷/₄₀-⁵⁶/₁₀ ⁷/₂₀-⁵⁶/₂₀ ²¹/₂₀-⁵⁶/₁₀ ⁷/₆₀-⁵⁶/₁₀ ⁷/₂₀-⁵⁶/₃₀ ³⁵/₂₀-⁵⁶/₁₀ ⁷/₂₀-⁵⁶/₅₀ ⁴⁹/₂₀-⁵⁶/₁₀ ⁷/₂₀-⁵⁶/₇₀

Subtract Fractions Calculator