Add 72/27 and 21/24
1st number: 2 18/27, 2nd number: 21/24
72/27 + 21/24 is 85/24.
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,
72/27 = 72 × 8/27 × 8 = 576/216 - Likewise, for the 2nd fraction, since 24 × 9 = 216,
21/24 = 21 × 9/24 × 9 = 189/216 - Add the two like fractions:
576/216 + 189/216 = 576 + 189/216 = 765/216 - 765/216 simplified gives 85/24
- So, 72/27 + 21/24 = 85/24
In mixed form: 313/24
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