Add 12/9 and 7/28
1st number: 1 3/9, 2nd number: 7/28
12/9 + 7/28 is 19/12.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 28 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 9 × 28 = 252,
12/9 = 12 × 28/9 × 28 = 336/252 - Likewise, for the 2nd fraction, since 28 × 9 = 252,
7/28 = 7 × 9/28 × 9 = 63/252 - Add the two like fractions:
336/252 + 63/252 = 336 + 63/252 = 399/252 - 399/252 simplified gives 19/12
- So, 12/9 + 7/28 = 19/12
In mixed form: 17/12
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