Answers

Subtract 63/84 from 7/56

7/56 - 63/84 is -5/8.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 56 and 84 is 168
   
   Next, find the equivalent fraction of both fractional numbers with denominator 168
2. For the 1st fraction, since 56 × 3 = 168,
   7/56 = 7 × 3/56 × 3 = 21/168
3. Likewise, for the 2nd fraction, since 84 × 2 = 168,
   63/84 = 63 × 2/84 × 2 = 126/168
4. Subtract the two like fractions:
   21/168 - 126/168 = 21 - 126/168 = -105/168
5. After reducing the fraction, the answer is -5/8

MathStep (Works offline)

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

Related: ¹⁴/₅₆-⁶³/₈₄ ²¹/₅₆-⁶³/₈₄ ³⁵/₅₆-⁶³/₈₄ ⁴⁹/₅₆-⁶³/₈₄

Subtract Fractions Calculator