Add 18/24 and 20/27
18/24 + 20/27 is 161/108.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 27 is 216
Next, find the equivalent fraction of both fractional numbers with denominator 216 - For the 1st fraction, since 24 × 9 = 216,
18/24 = 18 × 9/24 × 9 = 162/216 - Likewise, for the 2nd fraction, since 27 × 8 = 216,
20/27 = 20 × 8/27 × 8 = 160/216 - Add the two like fractions:
162/216 + 160/216 = 162 + 160/216 = 322/216 - 322/216 simplified gives 161/108
- So, 18/24 + 20/27 = 161/108
In mixed form: 153/108
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