Answers

Subtract 21/24 from 35/56

35/56 - 21/24 is -1/4.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 56 and 24 is 168
   
   Next, find the equivalent fraction of both fractional numbers with denominator 168
2. For the 1st fraction, since 56 × 3 = 168,
   35/56 = 35 × 3/56 × 3 = 105/168
3. Likewise, for the 2nd fraction, since 24 × 7 = 168,
   21/24 = 21 × 7/24 × 7 = 147/168
4. Subtract the two like fractions:
   105/168 - 147/168 = 105 - 147/168 = -42/168
5. After reducing the fraction, the answer is -1/4

MathStep (Works offline)

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

Related: ⁷⁰/₅₆-²¹/₂₄ ³⁵/₅₆-⁴²/₂₄ ³⁵/₅₆-²¹/₄₈ ³⁵/₅₆-⁶³/₂₄ ³⁵/₅₆-²¹/₇₂

Subtract Fractions Calculator