Answers

Add 30/84 and 27/64

30/84 + 27/64 is 349/448.

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,
   30/84 = 30 × 16/84 × 16 = 480/1344
3. Likewise, for the 2nd fraction, since 64 × 21 = 1344,
   27/64 = 27 × 21/64 × 21 = 567/1344
4. Add the two like fractions:
   480/1344 + 567/1344 = 480 + 567/1344 = 1047/1344
5. 1047/1344 simplified gives 349/448
6. So, 30/84 + 27/64 = 349/448

MathStep (Works offline)

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

Related: ⁶⁰/₈₄+²⁷/₆₄ ³⁰/₈₄+⁵⁴/₆₄ ⁹⁰/₈₄+²⁷/₆₄ ³⁰/₈₄+⁸¹/₆₄

Add Fractions Calculator