Answers

Add 90/72 and 50/16

1^st number: 1 18/72, 2^nd number: 3 2/16

90/72 + 50/16 is 35/8.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 72 and 16 is 144
   
   Next, find the equivalent fraction of both fractional numbers with denominator 144
2. For the 1st fraction, since 72 × 2 = 144,
   90/72 = 90 × 2/72 × 2 = 180/144
3. Likewise, for the 2nd fraction, since 16 × 9 = 144,
   50/16 = 50 × 9/16 × 9 = 450/144
4. Add the two like fractions:
   180/144 + 450/144 = 180 + 450/144 = 630/144
5. 630/144 simplified gives 35/8
6. So, 90/72 + 50/16 = 35/8
   In mixed form: 43/8

MathStep (Works offline)

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

Related: ⁹⁰/₇₂+⁵⁰/₃₂ ⁹⁰/₇₂+⁵⁰/₄₈ ⁹⁰/₇₂+⁵⁰/₈₀

Add Fractions Calculator