Add 18/28 and 15/36
18/28 + 15/36 is 89/84.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 36 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 28 × 9 = 252,
18/28 = 18 × 9/28 × 9 = 162/252 - Likewise, for the 2nd fraction, since 36 × 7 = 252,
15/36 = 15 × 7/36 × 7 = 105/252 - Add the two like fractions:
162/252 + 105/252 = 162 + 105/252 = 267/252 - 267/252 simplified gives 89/84
- So, 18/28 + 15/36 = 89/84
In mixed form: 15/84
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