Answers

Subtract 27/24 from 25/90

1^st number: 25/90, 2^nd number: 1 3/24

25/90 - 27/24 is -61/72.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 90 and 24 is 360
   
   Next, find the equivalent fraction of both fractional numbers with denominator 360
2. For the 1st fraction, since 90 × 4 = 360,
   25/90 = 25 × 4/90 × 4 = 100/360
3. Likewise, for the 2nd fraction, since 24 × 15 = 360,
   27/24 = 27 × 15/24 × 15 = 405/360
4. Subtract the two like fractions:
   100/360 - 405/360 = 100 - 405/360 = -305/360
5. After reducing the fraction, the answer is -61/72

MathStep (Works offline)

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

Related: ⁵⁰/₉₀-²⁷/₂₄ ²⁵/₉₀-⁵⁴/₂₄ ²⁵/₉₀-²⁷/₄₈ ⁷⁵/₉₀-²⁷/₂₄ ²⁵/₉₀-⁸¹/₂₄ ²⁵/₉₀-²⁷/₇₂

Subtract Fractions Calculator