Answers

Subtract 8/7 from 7/25

1^st number: 7/25, 2^nd number: 1 1/7

7/25 - 8/7 is -151/175.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 25 and 7 is 175
   
   Next, find the equivalent fraction of both fractional numbers with denominator 175
2. For the 1st fraction, since 25 × 7 = 175,
   7/25 = 7 × 7/25 × 7 = 49/175
3. Likewise, for the 2nd fraction, since 7 × 25 = 175,
   8/7 = 8 × 25/7 × 25 = 200/175
4. Subtract the two like fractions:
   49/175 - 200/175 = 49 - 200/175 = -151/175

MathStep (Works offline)

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

Related: ¹⁴/₂₅-⁸/₇ ⁷/₂₅-¹⁶/₇ ⁷/₅₀-⁸/₇ ⁷/₂₅-⁸/₁₄ ²¹/₂₅-⁸/₇ ⁷/₂₅-²⁴/₇ ⁷/₇₅-⁸/₇ ⁷/₂₅-⁸/₂₁ ³⁵/₂₅-⁸/₇ ⁷/₂₅-⁴⁰/₇ ⁷/₂₅-⁸/₃₅ ⁴⁹/₂₅-⁸/₇ ⁷/₂₅-⁵⁶/₇ ⁷/₂₅-⁸/₄₉

Subtract Fractions Calculator