Answers

Subtract 28/40 from 75/60

1^st number: 1 15/60, 2^nd number: 28/40

75/60 - 28/40 is 11/20.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 60 and 40 is 120
   
   Next, find the equivalent fraction of both fractional numbers with denominator 120
2. For the 1st fraction, since 60 × 2 = 120,
   75/60 = 75 × 2/60 × 2 = 150/120
3. Likewise, for the 2nd fraction, since 40 × 3 = 120,
   28/40 = 28 × 3/40 × 3 = 84/120
4. Subtract the two like fractions:
   150/120 - 84/120 = 150 - 84/120 = 66/120
5. After reducing the fraction, the answer is 11/20

MathStep (Works offline)

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

Related: ⁷⁵/₆₀-⁵⁶/₄₀ ⁷⁵/₆₀-²⁸/₈₀ ⁷⁵/₆₀-⁸⁴/₄₀

Subtract Fractions Calculator