Answers

Add 25/16 and 30/20

1^st number: 1 9/16, 2^nd number: 1 10/20

25/16 + 30/20 is 49/16.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 16 and 20 is 80
   
   Next, find the equivalent fraction of both fractional numbers with denominator 80
2. For the 1st fraction, since 16 × 5 = 80,
   25/16 = 25 × 5/16 × 5 = 125/80
3. Likewise, for the 2nd fraction, since 20 × 4 = 80,
   30/20 = 30 × 4/20 × 4 = 120/80
4. Add the two like fractions:
   125/80 + 120/80 = 125 + 120/80 = 245/80
5. 245/80 simplified gives 49/16
6. So, 25/16 + 30/20 = 49/16
   In mixed form: 31/16

MathStep (Works offline)

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

Related: ⁵⁰/₁₆+³⁰/₂₀ ²⁵/₁₆+⁶⁰/₂₀ ²⁵/₃₂+³⁰/₂₀ ²⁵/₁₆+³⁰/₄₀ ⁷⁵/₁₆+³⁰/₂₀ ²⁵/₁₆+⁹⁰/₂₀ ²⁵/₄₈+³⁰/₂₀ ²⁵/₁₆+³⁰/₆₀ ²⁵/₈₀+³⁰/₂₀

Add Fractions Calculator