Add 42/56 and 30/12
1st number: 42/56, 2nd number: 2 6/12
42/56 + 30/12 is 13/4.
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,
42/56 = 42 × 3/56 × 3 = 126/168 - Likewise, for the 2nd fraction, since 12 × 14 = 168,
30/12 = 30 × 14/12 × 14 = 420/168 - Add the two like fractions:
126/168 + 420/168 = 126 + 420/168 = 546/168 - 546/168 simplified gives 13/4
- So, 42/56 + 30/12 = 13/4
In mixed form: 31/4
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