Add 20/24 and 21/54
20/24 + 21/54 is 11/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 54 is 216
Next, find the equivalent fraction of both fractional numbers with denominator 216 - For the 1st fraction, since 24 × 9 = 216,
20/24 = 20 × 9/24 × 9 = 180/216 - Likewise, for the 2nd fraction, since 54 × 4 = 216,
21/54 = 21 × 4/54 × 4 = 84/216 - Add the two like fractions:
180/216 + 84/216 = 180 + 84/216 = 264/216 - 264/216 simplified gives 11/9
- So, 20/24 + 21/54 = 11/9
In mixed form: 12/9
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