Answers

Add 84/72 and 40/24

1^st number: 1 12/72, 2^nd number: 1 16/24

84/72 + 40/24 is 17/6.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 72 and 24 is 72
   
   Next, find the equivalent fraction of both fractional numbers with denominator 72
2. For the 1st fraction, since 72 × 1 = 72,
   84/72 = 84 × 1/72 × 1 = 84/72
3. Likewise, for the 2nd fraction, since 24 × 3 = 72,
   40/24 = 40 × 3/24 × 3 = 120/72
4. Add the two like fractions:
   84/72 + 120/72 = 84 + 120/72 = 204/72
5. 204/72 simplified gives 17/6
6. So, 84/72 + 40/24 = 17/6
   In mixed form: 25/6

MathStep (Works offline)

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

Related: ⁸⁴/₇₂+⁸⁰/₂₄ ⁸⁴/₇₂+⁴⁰/₄₈ ⁸⁴/₇₂+⁴⁰/₇₂

Add Fractions Calculator