Answers

Add 81/20 and 25/3

1^st number: 4 1/20, 2^nd number: 8 1/3

81/20 + 25/3 is 743/60.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 20 and 3 is 60
   
   Next, find the equivalent fraction of both fractional numbers with denominator 60
2. For the 1st fraction, since 20 × 3 = 60,
   81/20 = 81 × 3/20 × 3 = 243/60
3. Likewise, for the 2nd fraction, since 3 × 20 = 60,
   25/3 = 25 × 20/3 × 20 = 500/60
4. Add the two like fractions:
   243/60 + 500/60 = 243 + 500/60 = 743/60
5. So, 81/20 + 25/3 = 743/60
   In mixed form: 1223/60

MathStep (Works offline)

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

Related: ⁸¹/₂₀+⁵⁰/₃ ⁸¹/₄₀+²⁵/₃ ⁸¹/₂₀+²⁵/₆ ⁸¹/₂₀+⁷⁵/₃ ⁸¹/₆₀+²⁵/₃ ⁸¹/₂₀+²⁵/₉ ⁸¹/₂₀+²⁵/₁₅ ⁸¹/₂₀+²⁵/₂₁

Add Fractions Calculator