Add 12/56 and 81/84
12/56 + 81/84 is 33/28.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 84 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 56 × 3 = 168,
12/56 = 12 × 3/56 × 3 = 36/168 - Likewise, for the 2nd fraction, since 84 × 2 = 168,
81/84 = 81 × 2/84 × 2 = 162/168 - Add the two like fractions:
36/168 + 162/168 = 36 + 162/168 = 198/168 - 198/168 simplified gives 33/28
- So, 12/56 + 81/84 = 33/28
In mixed form: 15/28
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