Answers

Subtract 56/45 from 81/8

1^st number: 10 1/8, 2^nd number: 1 11/45

81/8 - 56/45 is 3197/360.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 8 and 45 is 360
   
   Next, find the equivalent fraction of both fractional numbers with denominator 360
2. For the 1st fraction, since 8 × 45 = 360,
   81/8 = 81 × 45/8 × 45 = 3645/360
3. Likewise, for the 2nd fraction, since 45 × 8 = 360,
   56/45 = 56 × 8/45 × 8 = 448/360
4. Subtract the two like fractions:
   3645/360 - 448/360 = 3645 - 448/360 = 3197/360
5. In mixed form: 8317/360

MathStep (Works offline)

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

Related: ⁸¹/₁₆-⁵⁶/₄₅ ⁸¹/₈-⁵⁶/₉₀ ⁸¹/₂₄-⁵⁶/₄₅ ⁸¹/₄₀-⁵⁶/₄₅ ⁸¹/₅₆-⁵⁶/₄₅

Subtract Fractions Calculator