Answers

Add 84/56 and 36/15

1^st number: 1 28/56, 2^nd number: 2 6/15

84/56 + 36/15 is 39/10.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 56 and 15 is 840
   
   Next, find the equivalent fraction of both fractional numbers with denominator 840
2. For the 1st fraction, since 56 × 15 = 840,
   84/56 = 84 × 15/56 × 15 = 1260/840
3. Likewise, for the 2nd fraction, since 15 × 56 = 840,
   36/15 = 36 × 56/15 × 56 = 2016/840
4. Add the two like fractions:
   1260/840 + 2016/840 = 1260 + 2016/840 = 3276/840
5. 3276/840 simplified gives 39/10
6. So, 84/56 + 36/15 = 39/10
   In mixed form: 39/10

MathStep (Works offline)

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

Related: ⁸⁴/₅₆+⁷²/₁₅ ⁸⁴/₅₆+³⁶/₃₀ ⁸⁴/₅₆+³⁶/₄₅ ⁸⁴/₅₆+³⁶/₇₅

Add Fractions Calculator