Add 27/28 and 15/9
1st number: 27/28, 2nd number: 1 6/9
27/28 + 15/9 is 221/84.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 9 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 28 × 9 = 252,
27/28 = 27 × 9/28 × 9 = 243/252 - Likewise, for the 2nd fraction, since 9 × 28 = 252,
15/9 = 15 × 28/9 × 28 = 420/252 - Add the two like fractions:
243/252 + 420/252 = 243 + 420/252 = 663/252 - 663/252 simplified gives 221/84
- So, 27/28 + 15/9 = 221/84
In mixed form: 253/84
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