Add 12/56 and 72/42
1st number: 12/56, 2nd number: 1 30/42
12/56 + 72/42 is 27/14.
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,
12/56 = 12 × 3/56 × 3 = 36/168 - Likewise, for the 2nd fraction, since 42 × 4 = 168,
72/42 = 72 × 4/42 × 4 = 288/168 - Add the two like fractions:
36/168 + 288/168 = 36 + 288/168 = 324/168 - 324/168 simplified gives 27/14
- So, 12/56 + 72/42 = 27/14
In mixed form: 113/14
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