Add 35/7 and 21/24
1st number: 5 0/7, 2nd number: 21/24
35/7 + 21/24 is 47/8.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 24 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 7 × 24 = 168,
35/7 = 35 × 24/7 × 24 = 840/168 - Likewise, for the 2nd fraction, since 24 × 7 = 168,
21/24 = 21 × 7/24 × 7 = 147/168 - Add the two like fractions:
840/168 + 147/168 = 840 + 147/168 = 987/168 - 987/168 simplified gives 47/8
- So, 35/7 + 21/24 = 47/8
In mixed form: 57/8
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/7+21/24 35/7+42/24 35/14+21/24 35/7+21/48 35/7+63/24 35/21+21/24 35/7+21/72 35/49+21/24