Answers

Subtract 49/27 from 45/84

1^st number: 45/84, 2^nd number: 1 22/27

45/84 - 49/27 is -967/756.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 84 and 27 is 756
   
   Next, find the equivalent fraction of both fractional numbers with denominator 756
2. For the 1st fraction, since 84 × 9 = 756,
   45/84 = 45 × 9/84 × 9 = 405/756
3. Likewise, for the 2nd fraction, since 27 × 28 = 756,
   49/27 = 49 × 28/27 × 28 = 1372/756
4. Subtract the two like fractions:
   405/756 - 1372/756 = 405 - 1372/756 = -967/756

MathStep (Works offline)

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

Related: ⁹⁰/₈₄-⁴⁹/₂₇ ⁴⁵/₈₄-⁹⁸/₂₇ ⁴⁵/₈₄-⁴⁹/₅₄ ⁴⁵/₈₄-⁴⁹/₈₁

Subtract Fractions Calculator