Answers

Subtract 25/50 from 54/15

1^st number: 3 9/15, 2^nd number: 25/50

54/15 - 25/50 is 31/10.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 15 and 50 is 150
   
   Next, find the equivalent fraction of both fractional numbers with denominator 150
2. For the 1st fraction, since 15 × 10 = 150,
   54/15 = 54 × 10/15 × 10 = 540/150
3. Likewise, for the 2nd fraction, since 50 × 3 = 150,
   25/50 = 25 × 3/50 × 3 = 75/150
4. Subtract the two like fractions:
   540/150 - 75/150 = 540 - 75/150 = 465/150
5. After reducing the fraction, the answer is 31/10
6. In mixed form: 31/10

MathStep (Works offline)

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

Related: ⁵⁴/₃₀-²⁵/₅₀ ⁵⁴/₁₅-⁷⁵/₅₀ ⁵⁴/₄₅-²⁵/₅₀ ⁵⁴/₇₅-²⁵/₅₀

Subtract Fractions Calculator