Add 70/12 and 90/56
1st number: 5 10/12, 2nd number: 1 34/56
70/12 + 90/56 is 625/84.
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,
70/12 = 70 × 14/12 × 14 = 980/168 - Likewise, for the 2nd fraction, since 56 × 3 = 168,
90/56 = 90 × 3/56 × 3 = 270/168 - Add the two like fractions:
980/168 + 270/168 = 980 + 270/168 = 1250/168 - 1250/168 simplified gives 625/84
- So, 70/12 + 90/56 = 625/84
In mixed form: 737/84
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