Answers

Add 90/84 and 10/54

1^st number: 1 6/84, 2^nd number: 10/54

90/84 + 10/54 is 475/378.

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,
   90/84 = 90 × 9/84 × 9 = 810/756
3. Likewise, for the 2nd fraction, since 54 × 14 = 756,
   10/54 = 10 × 14/54 × 14 = 140/756
4. Add the two like fractions:
   810/756 + 140/756 = 810 + 140/756 = 950/756
5. 950/756 simplified gives 475/378
6. So, 90/84 + 10/54 = 475/378
   In mixed form: 197/378

MathStep (Works offline)

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

Related: ⁹⁰/₈₄+²⁰/₅₄ ⁹⁰/₈₄+³⁰/₅₄ ⁹⁰/₈₄+⁵⁰/₅₄ ⁹⁰/₈₄+⁷⁰/₅₄

Add Fractions Calculator