Answers

Subtract 15/75 from 20/16

1^st number: 1 4/16, 2^nd number: 15/75

20/16 - 15/75 is 21/20.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 16 and 75 is 1200
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1200
2. For the 1st fraction, since 16 × 75 = 1200,
   20/16 = 20 × 75/16 × 75 = 1500/1200
3. Likewise, for the 2nd fraction, since 75 × 16 = 1200,
   15/75 = 15 × 16/75 × 16 = 240/1200
4. Subtract the two like fractions:
   1500/1200 - 240/1200 = 1500 - 240/1200 = 1260/1200
5. After reducing the fraction, the answer is 21/20
6. In mixed form: 11/20

MathStep (Works offline)

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

Related: ⁴⁰/₁₆-¹⁵/₇₅ ²⁰/₁₆-³⁰/₇₅ ²⁰/₃₂-¹⁵/₇₅ ⁶⁰/₁₆-¹⁵/₇₅ ²⁰/₁₆-⁴⁵/₇₅ ²⁰/₄₈-¹⁵/₇₅ ²⁰/₈₀-¹⁵/₇₅

Subtract Fractions Calculator