Add 90/12 and 9/56
1st number: 7 6/12, 2nd number: 9/56
90/12 + 9/56 is 429/56.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 56 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 12 × 14 = 168,
90/12 = 90 × 14/12 × 14 = 1260/168 - Likewise, for the 2nd fraction, since 56 × 3 = 168,
9/56 = 9 × 3/56 × 3 = 27/168 - Add the two like fractions:
1260/168 + 27/168 = 1260 + 27/168 = 1287/168 - 1287/168 simplified gives 429/56
- So, 90/12 + 9/56 = 429/56
In mixed form: 737/56
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