Add 7/84 and 30/56
7/84 + 30/56 is 13/21.
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,
7/84 = 7 × 2/84 × 2 = 14/168 - Likewise, for the 2nd fraction, since 56 × 3 = 168,
30/56 = 30 × 3/56 × 3 = 90/168 - Add the two like fractions:
14/168 + 90/168 = 14 + 90/168 = 104/168 - 104/168 simplified gives 13/21
- So, 7/84 + 30/56 = 13/21
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