Answers

Subtract 25/21 from 10/4

1^st number: 2 2/4, 2^nd number: 1 4/21

10/4 - 25/21 is 55/42.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 4 and 21 is 84
   
   Next, find the equivalent fraction of both fractional numbers with denominator 84
2. For the 1st fraction, since 4 × 21 = 84,
   10/4 = 10 × 21/4 × 21 = 210/84
3. Likewise, for the 2nd fraction, since 21 × 4 = 84,
   25/21 = 25 × 4/21 × 4 = 100/84
4. Subtract the two like fractions:
   210/84 - 100/84 = 210 - 100/84 = 110/84
5. After reducing the fraction, the answer is 55/42
6. In mixed form: 113/42

MathStep (Works offline)

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

Related: ²⁰/₄-²⁵/₂₁ ¹⁰/₄-⁵⁰/₂₁ ¹⁰/₈-²⁵/₂₁ ¹⁰/₄-²⁵/₄₂ ³⁰/₄-²⁵/₂₁ ¹⁰/₄-⁷⁵/₂₁ ¹⁰/₁₂-²⁵/₂₁ ¹⁰/₄-²⁵/₆₃ ⁵⁰/₄-²⁵/₂₁ ¹⁰/₂₀-²⁵/₂₁ ⁷⁰/₄-²⁵/₂₁ ¹⁰/₂₈-²⁵/₂₁

Subtract Fractions Calculator