Add 7/12 and 15/28
7/12 + 15/28 is 47/42.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 28 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 12 × 7 = 84,
7/12 = 7 × 7/12 × 7 = 49/84 - Likewise, for the 2nd fraction, since 28 × 3 = 84,
15/28 = 15 × 3/28 × 3 = 45/84 - Add the two like fractions:
49/84 + 45/84 = 49 + 45/84 = 94/84 - 94/84 simplified gives 47/42
- So, 7/12 + 15/28 = 47/42
In mixed form: 15/42
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