Add 90/84 and 27/36
1st number: 1 6/84, 2nd number: 27/36
90/84 + 27/36 is 51/28.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 36 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 84 × 3 = 252,
90/84 = 90 × 3/84 × 3 = 270/252 - Likewise, for the 2nd fraction, since 36 × 7 = 252,
27/36 = 27 × 7/36 × 7 = 189/252 - Add the two like fractions:
270/252 + 189/252 = 270 + 189/252 = 459/252 - 459/252 simplified gives 51/28
- So, 90/84 + 27/36 = 51/28
In mixed form: 123/28
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