Answers

Subtract 63/64 from 54/8

1^st number: 6 6/8, 2^nd number: 63/64

54/8 - 63/64 is 369/64.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 8 and 64 is 64
   
   Next, find the equivalent fraction of both fractional numbers with denominator 64
2. For the 1st fraction, since 8 × 8 = 64,
   54/8 = 54 × 8/8 × 8 = 432/64
3. Likewise, for the 2nd fraction, since 64 × 1 = 64,
   63/64 = 63 × 1/64 × 1 = 63/64
4. Subtract the two like fractions:
   432/64 - 63/64 = 432 - 63/64 = 369/64
5. In mixed form: 549/64

MathStep (Works offline)

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

Related: ⁵⁴/₁₆-⁶³/₆₄ ⁵⁴/₂₄-⁶³/₆₄ ⁵⁴/₄₀-⁶³/₆₄ ⁵⁴/₅₆-⁶³/₆₄

Subtract Fractions Calculator