Answers

Add 60/84 and 18/54

60/84 + 18/54 is 22/21.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 84 and 54 is 756
   
   Next, find the equivalent fraction of both fractional numbers with denominator 756
2. For the 1st fraction, since 84 × 9 = 756,
   60/84 = 60 × 9/84 × 9 = 540/756
3. Likewise, for the 2nd fraction, since 54 × 14 = 756,
   18/54 = 18 × 14/54 × 14 = 252/756
4. Add the two like fractions:
   540/756 + 252/756 = 540 + 252/756 = 792/756
5. 792/756 simplified gives 22/21
6. So, 60/84 + 18/54 = 22/21
   In mixed form: 11/21

MathStep (Works offline)

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

Related: ⁶⁰/₈₄+³⁶/₅₄ ⁶⁰/₈₄+⁹⁰/₅₄

Add Fractions Calculator