Answers

Subtract 60/30 from 25/42

1^st number: 25/42, 2^nd number: 2 0/30

25/42 - 60/30 is -59/42.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 42 and 30 is 210
   
   Next, find the equivalent fraction of both fractional numbers with denominator 210
2. For the 1st fraction, since 42 × 5 = 210,
   25/42 = 25 × 5/42 × 5 = 125/210
3. Likewise, for the 2nd fraction, since 30 × 7 = 210,
   60/30 = 60 × 7/30 × 7 = 420/210
4. Subtract the two like fractions:
   125/210 - 420/210 = 125 - 420/210 = -295/210
5. After reducing the fraction, the answer is -59/42

MathStep (Works offline)

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

Related: ⁵⁰/₄₂-⁶⁰/₃₀ ²⁵/₈₄-⁶⁰/₃₀ ⁷⁵/₄₂-⁶⁰/₃₀ ²⁵/₄₂-⁶⁰/₉₀

Subtract Fractions Calculator