Add 21/7 and 4/24
1st number: 3 0/7, 2nd number: 4/24
21/7 + 4/24 is 19/6.
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,
21/7 = 21 × 24/7 × 24 = 504/168 - Likewise, for the 2nd fraction, since 24 × 7 = 168,
4/24 = 4 × 7/24 × 7 = 28/168 - Add the two like fractions:
504/168 + 28/168 = 504 + 28/168 = 532/168 - 532/168 simplified gives 19/6
- So, 21/7 + 4/24 = 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: 42/7+4/24 21/7+8/24 21/14+4/24 21/7+4/48 63/7+4/24 21/7+12/24 21/7+4/72 21/7+20/24 21/35+4/24 21/7+28/24 21/49+4/24