Add 15/36 and 27/28
15/36 + 27/28 is 29/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 28 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 36 × 7 = 252,
15/36 = 15 × 7/36 × 7 = 105/252 - Likewise, for the 2nd fraction, since 28 × 9 = 252,
27/28 = 27 × 9/28 × 9 = 243/252 - Add the two like fractions:
105/252 + 243/252 = 105 + 243/252 = 348/252 - 348/252 simplified gives 29/21
- So, 15/36 + 27/28 = 29/21
In mixed form: 18/21
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