Answers

Subtract 54/18 from 63/10

1^st number: 6 3/10, 2^nd number: 3 0/18

63/10 - 54/18 is 33/10.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 10 and 18 is 90
   
   Next, find the equivalent fraction of both fractional numbers with denominator 90
2. For the 1st fraction, since 10 × 9 = 90,
   63/10 = 63 × 9/10 × 9 = 567/90
3. Likewise, for the 2nd fraction, since 18 × 5 = 90,
   54/18 = 54 × 5/18 × 5 = 270/90
4. Subtract the two like fractions:
   567/90 - 270/90 = 567 - 270/90 = 297/90
5. After reducing the fraction, the answer is 33/10
6. In mixed form: 33/10

MathStep (Works offline)

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

Related: ⁶³/₂₀-⁵⁴/₁₈ ⁶³/₁₀-⁵⁴/₃₆ ⁶³/₃₀-⁵⁴/₁₈ ⁶³/₅₀-⁵⁴/₁₈ ⁶³/₁₀-⁵⁴/₉₀ ⁶³/₇₀-⁵⁴/₁₈

Subtract Fractions Calculator