Answers

Add 20/15 and 56/35

1^st number: 1 5/15, 2^nd number: 1 21/35

20/15 + 56/35 is 44/15.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 15 and 35 is 105
   
   Next, find the equivalent fraction of both fractional numbers with denominator 105
2. For the 1st fraction, since 15 × 7 = 105,
   20/15 = 20 × 7/15 × 7 = 140/105
3. Likewise, for the 2nd fraction, since 35 × 3 = 105,
   56/35 = 56 × 3/35 × 3 = 168/105
4. Add the two like fractions:
   140/105 + 168/105 = 140 + 168/105 = 308/105
5. 308/105 simplified gives 44/15
6. So, 20/15 + 56/35 = 44/15
   In mixed form: 214/15

MathStep (Works offline)

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

Related: ⁴⁰/₁₅+⁵⁶/₃₅ ²⁰/₃₀+⁵⁶/₃₅ ²⁰/₁₅+⁵⁶/₇₀ ⁶⁰/₁₅+⁵⁶/₃₅ ²⁰/₄₅+⁵⁶/₃₅ ²⁰/₇₅+⁵⁶/₃₅

Add Fractions Calculator