Add 12/28 and 15/9
1st number: 12/28, 2nd number: 1 6/9
12/28 + 15/9 is 44/21.
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,
12/28 = 12 × 9/28 × 9 = 108/252 - Likewise, for the 2nd fraction, since 9 × 28 = 252,
15/9 = 15 × 28/9 × 28 = 420/252 - Add the two like fractions:
108/252 + 420/252 = 108 + 420/252 = 528/252 - 528/252 simplified gives 44/21
- So, 12/28 + 15/9 = 44/21
In mixed form: 22/21
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