Answers

Add 72/84 and 10/64

72/84 + 10/64 is 227/224.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 84 and 64 is 1344
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1344
2. For the 1st fraction, since 84 × 16 = 1344,
   72/84 = 72 × 16/84 × 16 = 1152/1344
3. Likewise, for the 2nd fraction, since 64 × 21 = 1344,
   10/64 = 10 × 21/64 × 21 = 210/1344
4. Add the two like fractions:
   1152/1344 + 210/1344 = 1152 + 210/1344 = 1362/1344
5. 1362/1344 simplified gives 227/224
6. So, 72/84 + 10/64 = 227/224
   In mixed form: 13/224

MathStep (Works offline)

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

Related: ⁷²/₈₄+²⁰/₆₄ ⁷²/₈₄+³⁰/₆₄ ⁷²/₈₄+⁵⁰/₆₄ ⁷²/₈₄+⁷⁰/₆₄

Add Fractions Calculator