Add 12/84 and 18/56
12/84 + 18/56 is 13/28.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 56 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 84 × 2 = 168,
12/84 = 12 × 2/84 × 2 = 24/168 - Likewise, for the 2nd fraction, since 56 × 3 = 168,
18/56 = 18 × 3/56 × 3 = 54/168 - Add the two like fractions:
24/168 + 54/168 = 24 + 54/168 = 78/168 - 78/168 simplified gives 13/28
- So, 12/84 + 18/56 = 13/28
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