Answers

Subtract 7/20 from 25/28

25/28 - 7/20 is 19/35.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 28 and 20 is 140
   
   Next, find the equivalent fraction of both fractional numbers with denominator 140
2. For the 1st fraction, since 28 × 5 = 140,
   25/28 = 25 × 5/28 × 5 = 125/140
3. Likewise, for the 2nd fraction, since 20 × 7 = 140,
   7/20 = 7 × 7/20 × 7 = 49/140
4. Subtract the two like fractions:
   125/140 - 49/140 = 125 - 49/140 = 76/140
5. After reducing the fraction, the answer is 19/35

MathStep (Works offline)

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

Related: ⁵⁰/₂₈-⁷/₂₀ ²⁵/₂₈-¹⁴/₂₀ ²⁵/₅₆-⁷/₂₀ ²⁵/₂₈-⁷/₄₀ ⁷⁵/₂₈-⁷/₂₀ ²⁵/₂₈-²¹/₂₀ ²⁵/₈₄-⁷/₂₀ ²⁵/₂₈-⁷/₆₀ ²⁵/₂₈-³⁵/₂₀ ²⁵/₂₈-⁴⁹/₂₀

Subtract Fractions Calculator