Add 28/6 and 21/72
1st number: 4 4/6, 2nd number: 21/72
28/6 + 21/72 is 119/24.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 72 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 6 × 12 = 72,
28/6 = 28 × 12/6 × 12 = 336/72 - Likewise, for the 2nd fraction, since 72 × 1 = 72,
21/72 = 21 × 1/72 × 1 = 21/72 - Add the two like fractions:
336/72 + 21/72 = 336 + 21/72 = 357/72 - 357/72 simplified gives 119/24
- So, 28/6 + 21/72 = 119/24
In mixed form: 423/24
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/6+21/72 28/6+42/72 28/12+21/72 84/6+21/72 28/6+63/72 28/18+21/72 28/30+21/72 28/42+21/72