Add 90/12 and 30/56
1st number: 7 6/12, 2nd number: 30/56
90/12 + 30/56 is 225/28.
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,
30/56 = 30 × 3/56 × 3 = 90/168 - Add the two like fractions:
1260/168 + 90/168 = 1260 + 90/168 = 1350/168 - 1350/168 simplified gives 225/28
- So, 90/12 + 30/56 = 225/28
In mixed form: 81/28
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