Add 45/84 and 27/18
1st number: 45/84, 2nd number: 1 9/18
45/84 + 27/18 is 57/28.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 18 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 84 × 3 = 252,
45/84 = 45 × 3/84 × 3 = 135/252 - Likewise, for the 2nd fraction, since 18 × 14 = 252,
27/18 = 27 × 14/18 × 14 = 378/252 - Add the two like fractions:
135/252 + 378/252 = 135 + 378/252 = 513/252 - 513/252 simplified gives 57/28
- So, 45/84 + 27/18 = 57/28
In mixed form: 21/28
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