Answers

Add 28/15 and 35/12

1^st number: 1 13/15, 2^nd number: 2 11/12

28/15 + 35/12 is 287/60.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 15 and 12 is 60
   
   Next, find the equivalent fraction of both fractional numbers with denominator 60
2. For the 1st fraction, since 15 × 4 = 60,
   28/15 = 28 × 4/15 × 4 = 112/60
3. Likewise, for the 2nd fraction, since 12 × 5 = 60,
   35/12 = 35 × 5/12 × 5 = 175/60
4. Add the two like fractions:
   112/60 + 175/60 = 112 + 175/60 = 287/60
5. So, 28/15 + 35/12 = 287/60
   In mixed form: 447/60

MathStep (Works offline)

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

Related: ⁵⁶/₁₅+³⁵/₁₂ ²⁸/₁₅+⁷⁰/₁₂ ²⁸/₃₀+³⁵/₁₂ ²⁸/₁₅+³⁵/₂₄ ⁸⁴/₁₅+³⁵/₁₂ ²⁸/₄₅+³⁵/₁₂ ²⁸/₁₅+³⁵/₃₆ ²⁸/₇₅+³⁵/₁₂ ²⁸/₁₅+³⁵/₆₀ ²⁸/₁₅+³⁵/₈₄

Add Fractions Calculator