Add 30/42 and 48/56
30/42 + 48/56 is 11/7.
Steps for adding fractions
- 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,
30/42 = 30 × 4/42 × 4 = 120/168 - Likewise, for the 2nd fraction, since 56 × 3 = 168,
48/56 = 48 × 3/56 × 3 = 144/168 - Add the two like fractions:
120/168 + 144/168 = 120 + 144/168 = 264/168 - 264/168 simplified gives 11/7
- So, 30/42 + 48/56 = 11/7
In mixed form: 14/7
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