Answers

Subtract 81/70 from 60/4

1^st number: 15 0/4, 2^nd number: 1 11/70

60/4 - 81/70 is 969/70.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 4 and 70 is 140
   
   Next, find the equivalent fraction of both fractional numbers with denominator 140
2. For the 1st fraction, since 4 × 35 = 140,
   60/4 = 60 × 35/4 × 35 = 2100/140
3. Likewise, for the 2nd fraction, since 70 × 2 = 140,
   81/70 = 81 × 2/70 × 2 = 162/140
4. Subtract the two like fractions:
   2100/140 - 162/140 = 2100 - 162/140 = 1938/140
5. After reducing the fraction, the answer is 969/70
6. In mixed form: 1359/70

MathStep (Works offline)

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

Related: ⁶⁰/₈-⁸¹/₇₀ ⁶⁰/₁₂-⁸¹/₇₀ ⁶⁰/₂₀-⁸¹/₇₀ ⁶⁰/₂₈-⁸¹/₇₀

Subtract Fractions Calculator