Add 15/84 and 4/56
15/84 + 4/56 is 1/4.
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,
15/84 = 15 × 2/84 × 2 = 30/168 - Likewise, for the 2nd fraction, since 56 × 3 = 168,
4/56 = 4 × 3/56 × 3 = 12/168 - Add the two like fractions:
30/168 + 12/168 = 30 + 12/168 = 42/168 - 42/168 simplified gives 1/4
- So, 15/84 + 4/56 = 1/4
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