Add 9/12 and 12/18
9/12 + 12/18 is 17/12.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 18 is 36
Next, find the equivalent fraction of both fractional numbers with denominator 36 - For the 1st fraction, since 12 × 3 = 36,
9/12 = 9 × 3/12 × 3 = 27/36 - Likewise, for the 2nd fraction, since 18 × 2 = 36,
12/18 = 12 × 2/18 × 2 = 24/36 - Add the two like fractions:
27/36 + 24/36 = 27 + 24/36 = 51/36 - 51/36 simplified gives 17/12
- So, 9/12 + 12/18 = 17/12
In mixed form: 15/12
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