Solutions by everydaycalculation.com

242 + 1256 is 1142.

- Find the least common denominator or LCM of the two denominators:

LCM of 42 and 56 is**168**

Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 42 × 4 = 168,

242 = 2 × 442 × 4 = 8168 - Likewise, for the 2nd fraction, since 56 × 3 = 168,

1256 = 12 × 356 × 3 = 36168 - Add the two like fractions:

8168 + 36168 = 8 + 36168 = 44168 - 44/168 simplified gives 1142
- So, 2/42 + 12/56 = 11/42

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