Answers

Add 56/20 and 90/25

1^st number: 2 16/20, 2^nd number: 3 15/25

56/20 + 90/25 is 32/5.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 20 and 25 is 100
   
   Next, find the equivalent fraction of both fractional numbers with denominator 100
2. For the 1st fraction, since 20 × 5 = 100,
   56/20 = 56 × 5/20 × 5 = 280/100
3. Likewise, for the 2nd fraction, since 25 × 4 = 100,
   90/25 = 90 × 4/25 × 4 = 360/100
4. Add the two like fractions:
   280/100 + 360/100 = 280 + 360/100 = 640/100
5. 640/100 simplified gives 32/5
6. So, 56/20 + 90/25 = 32/5
   In mixed form: 62/5

MathStep (Works offline)

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

Related: ⁵⁶/₄₀+⁹⁰/₂₅ ⁵⁶/₂₀+⁹⁰/₅₀ ⁵⁶/₆₀+⁹⁰/₂₅ ⁵⁶/₂₀+⁹⁰/₇₅

Add Fractions Calculator