Answers

Subtract 28/45 from 25/7

1^st number: 3 4/7, 2^nd number: 28/45

25/7 - 28/45 is 929/315.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 7 and 45 is 315
   
   Next, find the equivalent fraction of both fractional numbers with denominator 315
2. For the 1st fraction, since 7 × 45 = 315,
   25/7 = 25 × 45/7 × 45 = 1125/315
3. Likewise, for the 2nd fraction, since 45 × 7 = 315,
   28/45 = 28 × 7/45 × 7 = 196/315
4. Subtract the two like fractions:
   1125/315 - 196/315 = 1125 - 196/315 = 929/315
5. In mixed form: 2299/315

MathStep (Works offline)

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

Related: ⁵⁰/₇-²⁸/₄₅ ²⁵/₇-⁵⁶/₄₅ ²⁵/₁₄-²⁸/₄₅ ²⁵/₇-²⁸/₉₀ ⁷⁵/₇-²⁸/₄₅ ²⁵/₇-⁸⁴/₄₅ ²⁵/₂₁-²⁸/₄₅ ²⁵/₃₅-²⁸/₄₅ ²⁵/₄₉-²⁸/₄₅

Subtract Fractions Calculator