Add 42/56 and 90/7
1st number: 42/56, 2nd number: 12 6/7
42/56 + 90/7 is 381/28.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 7 is 56
Next, find the equivalent fraction of both fractional numbers with denominator 56 - For the 1st fraction, since 56 × 1 = 56,
42/56 = 42 × 1/56 × 1 = 42/56 - Likewise, for the 2nd fraction, since 7 × 8 = 56,
90/7 = 90 × 8/7 × 8 = 720/56 - Add the two like fractions:
42/56 + 720/56 = 42 + 720/56 = 762/56 - 762/56 simplified gives 381/28
- So, 42/56 + 90/7 = 381/28
In mixed form: 1317/28
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