Add 21/24 and 63/49
1st number: 21/24, 2nd number: 1 14/49
21/24 + 63/49 is 121/56.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 49 is 1176
Next, find the equivalent fraction of both fractional numbers with denominator 1176 - For the 1st fraction, since 24 × 49 = 1176,
21/24 = 21 × 49/24 × 49 = 1029/1176 - Likewise, for the 2nd fraction, since 49 × 24 = 1176,
63/49 = 63 × 24/49 × 24 = 1512/1176 - Add the two like fractions:
1029/1176 + 1512/1176 = 1029 + 1512/1176 = 2541/1176 - 2541/1176 simplified gives 121/56
- So, 21/24 + 63/49 = 121/56
In mixed form: 29/56
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/24+63/49 21/48+63/49 21/24+63/98 63/24+63/49 21/72+63/49