Add 4/24 and 63/21
1st number: 4/24, 2nd number: 3 0/21
4/24 + 63/21 is 19/6.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 21 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 24 × 7 = 168,
4/24 = 4 × 7/24 × 7 = 28/168 - Likewise, for the 2nd fraction, since 21 × 8 = 168,
63/21 = 63 × 8/21 × 8 = 504/168 - Add the two like fractions:
28/168 + 504/168 = 28 + 504/168 = 532/168 - 532/168 simplified gives 19/6
- So, 4/24 + 63/21 = 19/6
In mixed form: 31/6
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/24+63/21 4/48+63/21 4/24+63/42 12/24+63/21 4/72+63/21 20/24+63/21 28/24+63/21