Add 12/15 and 6/9
12/15 + 6/9 is 22/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 9 is 45
Next, find the equivalent fraction of both fractional numbers with denominator 45 - For the 1st fraction, since 15 × 3 = 45,
12/15 = 12 × 3/15 × 3 = 36/45 - Likewise, for the 2nd fraction, since 9 × 5 = 45,
6/9 = 6 × 5/9 × 5 = 30/45 - Add the two like fractions:
36/45 + 30/45 = 36 + 30/45 = 66/45 - 66/45 simplified gives 22/15
- So, 12/15 + 6/9 = 22/15
In mixed form: 17/15
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