Add 18/12 and 15/54
1st number: 1 6/12, 2nd number: 15/54
18/12 + 15/54 is 16/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 54 is 108
Next, find the equivalent fraction of both fractional numbers with denominator 108 - For the 1st fraction, since 12 × 9 = 108,
18/12 = 18 × 9/12 × 9 = 162/108 - Likewise, for the 2nd fraction, since 54 × 2 = 108,
15/54 = 15 × 2/54 × 2 = 30/108 - Add the two like fractions:
162/108 + 30/108 = 162 + 30/108 = 192/108 - 192/108 simplified gives 16/9
- So, 18/12 + 15/54 = 16/9
In mixed form: 17/9
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