Answers

Add 6/72 and 70/28

1^st number: 6/72, 2^nd number: 2 14/28

6/72 + 70/28 is 31/12.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 72 and 28 is 504
   
   Next, find the equivalent fraction of both fractional numbers with denominator 504
2. For the 1st fraction, since 72 × 7 = 504,
   6/72 = 6 × 7/72 × 7 = 42/504
3. Likewise, for the 2nd fraction, since 28 × 18 = 504,
   70/28 = 70 × 18/28 × 18 = 1260/504
4. Add the two like fractions:
   42/504 + 1260/504 = 42 + 1260/504 = 1302/504
5. 1302/504 simplified gives 31/12
6. So, 6/72 + 70/28 = 31/12
   In mixed form: 27/12

MathStep (Works offline)

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

Related: ¹²/₇₂+⁷⁰/₂₈ ⁶/₇₂+⁷⁰/₅₆ ¹⁸/₇₂+⁷⁰/₂₈ ⁶/₇₂+⁷⁰/₈₄ ³⁰/₇₂+⁷⁰/₂₈ ⁴²/₇₂+⁷⁰/₂₈

Add Fractions Calculator