Answers

Subtract 5/72 from 4/28

4/28 - 5/72 is 37/504.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 28 and 72 is 504
   
   Next, find the equivalent fraction of both fractional numbers with denominator 504
2. For the 1st fraction, since 28 × 18 = 504,
   4/28 = 4 × 18/28 × 18 = 72/504
3. Likewise, for the 2nd fraction, since 72 × 7 = 504,
   5/72 = 5 × 7/72 × 7 = 35/504
4. Subtract the two like fractions:
   72/504 - 35/504 = 72 - 35/504 = 37/504

MathStep (Works offline)

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

Related: ⁸/₂₈-⁵/₇₂ ⁴/₂₈-¹⁰/₇₂ ⁴/₅₆-⁵/₇₂ ¹²/₂₈-⁵/₇₂ ⁴/₂₈-¹⁵/₇₂ ⁴/₈₄-⁵/₇₂ ²⁰/₂₈-⁵/₇₂ ⁴/₂₈-²⁵/₇₂ ⁴/₂₈-³⁵/₇₂

Subtract Fractions Calculator