Add 21/18 and 16/24
1st number: 1 3/18, 2nd number: 16/24
21/18 + 16/24 is 11/6.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 24 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 18 × 4 = 72,
21/18 = 21 × 4/18 × 4 = 84/72 - Likewise, for the 2nd fraction, since 24 × 3 = 72,
16/24 = 16 × 3/24 × 3 = 48/72 - Add the two like fractions:
84/72 + 48/72 = 84 + 48/72 = 132/72 - 132/72 simplified gives 11/6
- So, 21/18 + 16/24 = 11/6
In mixed form: 15/6
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