Add 1/56 and 7/42
1/56 + 7/42 is 31/168.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 42 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 56 × 3 = 168,
1/56 = 1 × 3/56 × 3 = 3/168 - Likewise, for the 2nd fraction, since 42 × 4 = 168,
7/42 = 7 × 4/42 × 4 = 28/168 - Add the two like fractions:
3/168 + 28/168 = 3 + 28/168 = 31/168 - So, 1/56 + 7/42 = 31/168
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