Answers

Add 10/54 and 63/84

10/54 + 63/84 is 101/108.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 54 and 84 is 756
   
   Next, find the equivalent fraction of both fractional numbers with denominator 756
2. For the 1st fraction, since 54 × 14 = 756,
   10/54 = 10 × 14/54 × 14 = 140/756
3. Likewise, for the 2nd fraction, since 84 × 9 = 756,
   63/84 = 63 × 9/84 × 9 = 567/756
4. Add the two like fractions:
   140/756 + 567/756 = 140 + 567/756 = 707/756
5. 707/756 simplified gives 101/108
6. So, 10/54 + 63/84 = 101/108

MathStep (Works offline)

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

Related: ²⁰/₅₄+⁶³/₈₄ ³⁰/₅₄+⁶³/₈₄ ⁵⁰/₅₄+⁶³/₈₄ ⁷⁰/₅₄+⁶³/₈₄

Add Fractions Calculator