Add 12/18 and 15/16
12/18 + 15/16 is 77/48.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 16 is 144
Next, find the equivalent fraction of both fractional numbers with denominator 144 - For the 1st fraction, since 18 × 8 = 144,
12/18 = 12 × 8/18 × 8 = 96/144 - Likewise, for the 2nd fraction, since 16 × 9 = 144,
15/16 = 15 × 9/16 × 9 = 135/144 - Add the two like fractions:
96/144 + 135/144 = 96 + 135/144 = 231/144 - 231/144 simplified gives 77/48
- So, 12/18 + 15/16 = 77/48
In mixed form: 129/48
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