Answers

Subtract 80/18 from 63/4

1^st number: 15 3/4, 2^nd number: 4 8/18

63/4 - 80/18 is 407/36.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 4 and 18 is 36
   
   Next, find the equivalent fraction of both fractional numbers with denominator 36
2. For the 1st fraction, since 4 × 9 = 36,
   63/4 = 63 × 9/4 × 9 = 567/36
3. Likewise, for the 2nd fraction, since 18 × 2 = 36,
   80/18 = 80 × 2/18 × 2 = 160/36
4. Subtract the two like fractions:
   567/36 - 160/36 = 567 - 160/36 = 407/36
5. In mixed form: 1111/36

MathStep (Works offline)

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

Related: ⁶³/₈-⁸⁰/₁₈ ⁶³/₄-⁸⁰/₃₆ ⁶³/₁₂-⁸⁰/₁₈ ⁶³/₄-⁸⁰/₅₄ ⁶³/₂₀-⁸⁰/₁₈ ⁶³/₄-⁸⁰/₉₀ ⁶³/₂₈-⁸⁰/₁₈

Subtract Fractions Calculator