Add 15/30 and 9/15
15/30 + 9/15 is 11/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 15 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 30 × 1 = 30,
15/30 = 15 × 1/30 × 1 = 15/30 - Likewise, for the 2nd fraction, since 15 × 2 = 30,
9/15 = 9 × 2/15 × 2 = 18/30 - Add the two like fractions:
15/30 + 18/30 = 15 + 18/30 = 33/30 - 33/30 simplified gives 11/10
- So, 15/30 + 9/15 = 11/10
In mixed form: 11/10
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