Answers

Add 90/28 and 50/56

1^st number: 3 6/28, 2^nd number: 50/56

90/28 + 50/56 is 115/28.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 28 and 56 is 56
   
   Next, find the equivalent fraction of both fractional numbers with denominator 56
2. For the 1st fraction, since 28 × 2 = 56,
   90/28 = 90 × 2/28 × 2 = 180/56
3. Likewise, for the 2nd fraction, since 56 × 1 = 56,
   50/56 = 50 × 1/56 × 1 = 50/56
4. Add the two like fractions:
   180/56 + 50/56 = 180 + 50/56 = 230/56
5. 230/56 simplified gives 115/28
6. So, 90/28 + 50/56 = 115/28
   In mixed form: 43/28

MathStep (Works offline)

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

Related: ⁹⁰/₅₆+⁵⁰/₅₆ ⁹⁰/₈₄+⁵⁰/₅₆

Add Fractions Calculator