Answers

Subtract 35/20 from 5/4

1^st number: 1 1/4, 2^nd number: 1 15/20

5/4 - 35/20 is -1/2.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 4 and 20 is 20
   
   Next, find the equivalent fraction of both fractional numbers with denominator 20
2. For the 1st fraction, since 4 × 5 = 20,
   5/4 = 5 × 5/4 × 5 = 25/20
3. Likewise, for the 2nd fraction, since 20 × 1 = 20,
   35/20 = 35 × 1/20 × 1 = 35/20
4. Subtract the two like fractions:
   25/20 - 35/20 = 25 - 35/20 = -10/20
5. After reducing the fraction, the answer is -1/2

MathStep (Works offline)

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

Related: ¹⁰/₄-³⁵/₂₀ ⁵/₄-⁷⁰/₂₀ ⁵/₈-³⁵/₂₀ ⁵/₄-³⁵/₄₀ ¹⁵/₄-³⁵/₂₀ ⁵/₁₂-³⁵/₂₀ ⁵/₄-³⁵/₆₀ ²⁵/₄-³⁵/₂₀ ⁵/₂₀-³⁵/₂₀ ³⁵/₄-³⁵/₂₀ ⁵/₂₈-³⁵/₂₀

Subtract Fractions Calculator