Answers

Add 24/84 and 28/64

24/84 + 28/64 is 81/112.

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,
   24/84 = 24 × 16/84 × 16 = 384/1344
3. Likewise, for the 2nd fraction, since 64 × 21 = 1344,
   28/64 = 28 × 21/64 × 21 = 588/1344
4. Add the two like fractions:
   384/1344 + 588/1344 = 384 + 588/1344 = 972/1344
5. 972/1344 simplified gives 81/112
6. So, 24/84 + 28/64 = 81/112

MathStep (Works offline)

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

Related: ⁴⁸/₈₄+²⁸/₆₄ ²⁴/₈₄+⁵⁶/₆₄ ⁷²/₈₄+²⁸/₆₄ ²⁴/₈₄+⁸⁴/₆₄

Add Fractions Calculator