Add 8/24 and 21/7
1st number: 8/24, 2nd number: 3 0/7
8/24 + 21/7 is 10/3.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 7 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 24 × 7 = 168,
8/24 = 8 × 7/24 × 7 = 56/168 - Likewise, for the 2nd fraction, since 7 × 24 = 168,
21/7 = 21 × 24/7 × 24 = 504/168 - Add the two like fractions:
56/168 + 504/168 = 56 + 504/168 = 560/168 - 560/168 simplified gives 10/3
- So, 8/24 + 21/7 = 10/3
In mixed form: 31/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/24+21/7 8/24+42/7 8/48+21/7 8/24+21/14 8/24+63/7 8/72+21/7 40/24+21/7 8/24+21/35 56/24+21/7 8/24+21/49