Answers

Subtract 49/70 from 56/15

1^st number: 3 11/15, 2^nd number: 49/70

56/15 - 49/70 is 91/30.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 15 and 70 is 210
   
   Next, find the equivalent fraction of both fractional numbers with denominator 210
2. For the 1st fraction, since 15 × 14 = 210,
   56/15 = 56 × 14/15 × 14 = 784/210
3. Likewise, for the 2nd fraction, since 70 × 3 = 210,
   49/70 = 49 × 3/70 × 3 = 147/210
4. Subtract the two like fractions:
   784/210 - 147/210 = 784 - 147/210 = 637/210
5. After reducing the fraction, the answer is 91/30
6. In mixed form: 31/30

MathStep (Works offline)

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

Related: ⁵⁶/₁₅-⁹⁸/₇₀ ⁵⁶/₃₀-⁴⁹/₇₀ ⁵⁶/₄₅-⁴⁹/₇₀ ⁵⁶/₇₅-⁴⁹/₇₀

Subtract Fractions Calculator