Answers

Subtract 9/80 from 5/56

5/56 - 9/80 is -13/560.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 56 and 80 is 560
   
   Next, find the equivalent fraction of both fractional numbers with denominator 560
2. For the 1st fraction, since 56 × 10 = 560,
   5/56 = 5 × 10/56 × 10 = 50/560
3. Likewise, for the 2nd fraction, since 80 × 7 = 560,
   9/80 = 9 × 7/80 × 7 = 63/560
4. Subtract the two like fractions:
   50/560 - 63/560 = 50 - 63/560 = -13/560

MathStep (Works offline)

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

Related: ¹⁰/₅₆-⁹/₈₀ ⁵/₅₆-¹⁸/₈₀ ¹⁵/₅₆-⁹/₈₀ ⁵/₅₆-²⁷/₈₀ ²⁵/₅₆-⁹/₈₀ ⁵/₅₆-⁴⁵/₈₀ ³⁵/₅₆-⁹/₈₀ ⁵/₅₆-⁶³/₈₀

Subtract Fractions Calculator