Answers

Add 80/30 and 81/24

1^st number: 2 20/30, 2^nd number: 3 9/24

80/30 + 81/24 is 145/24.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 30 and 24 is 120
   
   Next, find the equivalent fraction of both fractional numbers with denominator 120
2. For the 1st fraction, since 30 × 4 = 120,
   80/30 = 80 × 4/30 × 4 = 320/120
3. Likewise, for the 2nd fraction, since 24 × 5 = 120,
   81/24 = 81 × 5/24 × 5 = 405/120
4. Add the two like fractions:
   320/120 + 405/120 = 320 + 405/120 = 725/120
5. 725/120 simplified gives 145/24
6. So, 80/30 + 81/24 = 145/24
   In mixed form: 61/24

MathStep (Works offline)

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

Related: ⁸⁰/₆₀+⁸¹/₂₄ ⁸⁰/₃₀+⁸¹/₄₈ ⁸⁰/₉₀+⁸¹/₂₄ ⁸⁰/₃₀+⁸¹/₇₂

Add Fractions Calculator