Add 15/36 and 21/15
1st number: 15/36, 2nd number: 1 6/15
15/36 + 21/15 is 109/60.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 15 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 36 × 5 = 180,
15/36 = 15 × 5/36 × 5 = 75/180 - Likewise, for the 2nd fraction, since 15 × 12 = 180,
21/15 = 21 × 12/15 × 12 = 252/180 - Add the two like fractions:
75/180 + 252/180 = 75 + 252/180 = 327/180 - 327/180 simplified gives 109/60
- So, 15/36 + 21/15 = 109/60
In mixed form: 149/60
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