Answers

Add 70/28 and 56/72

1^st number: 2 14/28, 2^nd number: 56/72

70/28 + 56/72 is 59/18.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 28 and 72 is 504
   
   Next, find the equivalent fraction of both fractional numbers with denominator 504
2. For the 1st fraction, since 28 × 18 = 504,
   70/28 = 70 × 18/28 × 18 = 1260/504
3. Likewise, for the 2nd fraction, since 72 × 7 = 504,
   56/72 = 56 × 7/72 × 7 = 392/504
4. Add the two like fractions:
   1260/504 + 392/504 = 1260 + 392/504 = 1652/504
5. 1652/504 simplified gives 59/18
6. So, 70/28 + 56/72 = 59/18
   In mixed form: 35/18

MathStep (Works offline)

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

Related: ⁷⁰/₅₆+⁵⁶/₇₂ ⁷⁰/₈₄+⁵⁶/₇₂

Add Fractions Calculator