Answers

Subtract 42/8 from 56/9

1^st number: 6 2/9, 2^nd number: 5 2/8

56/9 - 42/8 is 35/36.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 9 and 8 is 72
   
   Next, find the equivalent fraction of both fractional numbers with denominator 72
2. For the 1st fraction, since 9 × 8 = 72,
   56/9 = 56 × 8/9 × 8 = 448/72
3. Likewise, for the 2nd fraction, since 8 × 9 = 72,
   42/8 = 42 × 9/8 × 9 = 378/72
4. Subtract the two like fractions:
   448/72 - 378/72 = 448 - 378/72 = 70/72
5. After reducing the fraction, the answer is 35/36

MathStep (Works offline)

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

Related: ⁵⁶/₉-⁸⁴/₈ ⁵⁶/₁₈-⁴²/₈ ⁵⁶/₉-⁴²/₁₆ ⁵⁶/₂₇-⁴²/₈ ⁵⁶/₉-⁴²/₂₄ ⁵⁶/₄₅-⁴²/₈ ⁵⁶/₉-⁴²/₄₀ ⁵⁶/₆₃-⁴²/₈ ⁵⁶/₉-⁴²/₅₆

Subtract Fractions Calculator