Answers

Subtract 21/50 from 25/27

25/27 - 21/50 is 683/1350.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 27 and 50 is 1350
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1350
2. For the 1st fraction, since 27 × 50 = 1350,
   25/27 = 25 × 50/27 × 50 = 1250/1350
3. Likewise, for the 2nd fraction, since 50 × 27 = 1350,
   21/50 = 21 × 27/50 × 27 = 567/1350
4. Subtract the two like fractions:
   1250/1350 - 567/1350 = 1250 - 567/1350 = 683/1350

MathStep (Works offline)

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

Related: ⁵⁰/₂₇-²¹/₅₀ ²⁵/₂₇-⁴²/₅₀ ²⁵/₅₄-²¹/₅₀ ⁷⁵/₂₇-²¹/₅₀ ²⁵/₂₇-⁶³/₅₀ ²⁵/₈₁-²¹/₅₀

Subtract Fractions Calculator