Add 25/24 and 21/28
1st number: 1 1/24, 2nd number: 21/28
25/24 + 21/28 is 43/24.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 28 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 24 × 7 = 168,
25/24 = 25 × 7/24 × 7 = 175/168 - Likewise, for the 2nd fraction, since 28 × 6 = 168,
21/28 = 21 × 6/28 × 6 = 126/168 - Add the two like fractions:
175/168 + 126/168 = 175 + 126/168 = 301/168 - 301/168 simplified gives 43/24
- So, 25/24 + 21/28 = 43/24
In mixed form: 119/24
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/24+21/28 25/24+42/28 25/48+21/28 25/24+21/56 75/24+21/28 25/24+63/28 25/72+21/28 25/24+21/84