Add 20/56 and 7/12
20/56 + 7/12 is 79/84.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 12 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 56 × 3 = 168,
20/56 = 20 × 3/56 × 3 = 60/168 - Likewise, for the 2nd fraction, since 12 × 14 = 168,
7/12 = 7 × 14/12 × 14 = 98/168 - Add the two like fractions:
60/168 + 98/168 = 60 + 98/168 = 158/168 - 158/168 simplified gives 79/84
- So, 20/56 + 7/12 = 79/84
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