Add 8/27 and 21/24
8/27 + 21/24 is 253/216.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 24 is 216
Next, find the equivalent fraction of both fractional numbers with denominator 216 - For the 1st fraction, since 27 × 8 = 216,
8/27 = 8 × 8/27 × 8 = 64/216 - Likewise, for the 2nd fraction, since 24 × 9 = 216,
21/24 = 21 × 9/24 × 9 = 189/216 - Add the two like fractions:
64/216 + 189/216 = 64 + 189/216 = 253/216 - So, 8/27 + 21/24 = 253/216
In mixed form: 137/216
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/27+21/24 8/27+42/24 8/54+21/24 8/27+21/48 24/27+21/24 8/27+63/24 8/81+21/24 8/27+21/72 40/27+21/24 56/27+21/24