Add 27/12 and 90/84
1st number: 2 3/12, 2nd number: 1 6/84
27/12 + 90/84 is 93/28.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 84 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 12 × 7 = 84,
27/12 = 27 × 7/12 × 7 = 189/84 - Likewise, for the 2nd fraction, since 84 × 1 = 84,
90/84 = 90 × 1/84 × 1 = 90/84 - Add the two like fractions:
189/84 + 90/84 = 189 + 90/84 = 279/84 - 279/84 simplified gives 93/28
- So, 27/12 + 90/84 = 93/28
In mixed form: 39/28
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