Add 15/2 and 18/9
1st number: 7 1/2, 2nd number: 2 0/9
15/2 + 18/9 is 19/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 9 is 18
Next, find the equivalent fraction of both fractional numbers with denominator 18 - For the 1st fraction, since 2 × 9 = 18,
15/2 = 15 × 9/2 × 9 = 135/18 - Likewise, for the 2nd fraction, since 9 × 2 = 18,
18/9 = 18 × 2/9 × 2 = 36/18 - Add the two like fractions:
135/18 + 36/18 = 135 + 36/18 = 171/18 - 171/18 simplified gives 19/2
- So, 15/2 + 18/9 = 19/2
In mixed form: 91/2
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