Answers

Subtract 70/60 from 21/10

1^st number: 2 1/10, 2^nd number: 1 10/60

21/10 - 70/60 is 14/15.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 10 and 60 is 60
   
   Next, find the equivalent fraction of both fractional numbers with denominator 60
2. For the 1st fraction, since 10 × 6 = 60,
   21/10 = 21 × 6/10 × 6 = 126/60
3. Likewise, for the 2nd fraction, since 60 × 1 = 60,
   70/60 = 70 × 1/60 × 1 = 70/60
4. Subtract the two like fractions:
   126/60 - 70/60 = 126 - 70/60 = 56/60
5. After reducing the fraction, the answer is 14/15

MathStep (Works offline)

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

Related: ⁴²/₁₀-⁷⁰/₆₀ ²¹/₂₀-⁷⁰/₆₀ ⁶³/₁₀-⁷⁰/₆₀ ²¹/₃₀-⁷⁰/₆₀ ²¹/₅₀-⁷⁰/₆₀ ²¹/₇₀-⁷⁰/₆₀

Subtract Fractions Calculator