Add 16/28 and 12/9
1st number: 16/28, 2nd number: 1 3/9
16/28 + 12/9 is 40/21.
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,
16/28 = 16 × 9/28 × 9 = 144/252 - Likewise, for the 2nd fraction, since 9 × 28 = 252,
12/9 = 12 × 28/9 × 28 = 336/252 - Add the two like fractions:
144/252 + 336/252 = 144 + 336/252 = 480/252 - 480/252 simplified gives 40/21
- So, 16/28 + 12/9 = 40/21
In mixed form: 119/21
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