Answers

Subtract 45/25 from 63/16

1^st number: 3 15/16, 2^nd number: 1 20/25

63/16 - 45/25 is 171/80.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 16 and 25 is 400
   
   Next, find the equivalent fraction of both fractional numbers with denominator 400
2. For the 1st fraction, since 16 × 25 = 400,
   63/16 = 63 × 25/16 × 25 = 1575/400
3. Likewise, for the 2nd fraction, since 25 × 16 = 400,
   45/25 = 45 × 16/25 × 16 = 720/400
4. Subtract the two like fractions:
   1575/400 - 720/400 = 1575 - 720/400 = 855/400
5. After reducing the fraction, the answer is 171/80
6. In mixed form: 211/80

MathStep (Works offline)

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

Related: ⁶³/₁₆-⁹⁰/₂₅ ⁶³/₃₂-⁴⁵/₂₅ ⁶³/₁₆-⁴⁵/₅₀ ⁶³/₄₈-⁴⁵/₂₅ ⁶³/₁₆-⁴⁵/₇₅ ⁶³/₈₀-⁴⁵/₂₅

Subtract Fractions Calculator