Answers

Subtract 56/54 from 45/60

1^st number: 45/60, 2^nd number: 1 2/54

45/60 - 56/54 is -31/108.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 60 and 54 is 540
   
   Next, find the equivalent fraction of both fractional numbers with denominator 540
2. For the 1st fraction, since 60 × 9 = 540,
   45/60 = 45 × 9/60 × 9 = 405/540
3. Likewise, for the 2nd fraction, since 54 × 10 = 540,
   56/54 = 56 × 10/54 × 10 = 560/540
4. Subtract the two like fractions:
   405/540 - 560/540 = 405 - 560/540 = -155/540
5. After reducing the fraction, the answer is -31/108

MathStep (Works offline)

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

Related: ⁹⁰/₆₀-⁵⁶/₅₄

Subtract Fractions Calculator