Add 72/56 and 7/42
1st number: 1 16/56, 2nd number: 7/42
72/56 + 7/42 is 61/42.
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,
72/56 = 72 × 3/56 × 3 = 216/168 - Likewise, for the 2nd fraction, since 42 × 4 = 168,
7/42 = 7 × 4/42 × 4 = 28/168 - Add the two like fractions:
216/168 + 28/168 = 216 + 28/168 = 244/168 - 244/168 simplified gives 61/42
- So, 72/56 + 7/42 = 61/42
In mixed form: 119/42
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