Answers

Subtract 84/90 from 25/7

1^st number: 3 4/7, 2^nd number: 84/90

25/7 - 84/90 is 277/105.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 7 and 90 is 630
   
   Next, find the equivalent fraction of both fractional numbers with denominator 630
2. For the 1st fraction, since 7 × 90 = 630,
   25/7 = 25 × 90/7 × 90 = 2250/630
3. Likewise, for the 2nd fraction, since 90 × 7 = 630,
   84/90 = 84 × 7/90 × 7 = 588/630
4. Subtract the two like fractions:
   2250/630 - 588/630 = 2250 - 588/630 = 1662/630
5. After reducing the fraction, the answer is 277/105
6. In mixed form: 267/105

MathStep (Works offline)

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

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

Subtract Fractions Calculator