Add 25/21 and 35/24
1st number: 1 4/21, 2nd number: 1 11/24
25/21 + 35/24 is 445/168.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 24 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 21 × 8 = 168,
25/21 = 25 × 8/21 × 8 = 200/168 - Likewise, for the 2nd fraction, since 24 × 7 = 168,
35/24 = 35 × 7/24 × 7 = 245/168 - Add the two like fractions:
200/168 + 245/168 = 200 + 245/168 = 445/168 - So, 25/21 + 35/24 = 445/168
In mixed form: 2109/168
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/21+35/24 25/21+70/24 25/42+35/24 25/21+35/48 75/21+35/24 25/63+35/24 25/21+35/72