Add 27/54 and 18/15
1st number: 27/54, 2nd number: 1 3/15
27/54 + 18/15 is 17/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 15 is 270
Next, find the equivalent fraction of both fractional numbers with denominator 270 - For the 1st fraction, since 54 × 5 = 270,
27/54 = 27 × 5/54 × 5 = 135/270 - Likewise, for the 2nd fraction, since 15 × 18 = 270,
18/15 = 18 × 18/15 × 18 = 324/270 - Add the two like fractions:
135/270 + 324/270 = 135 + 324/270 = 459/270 - 459/270 simplified gives 17/10
- So, 27/54 + 18/15 = 17/10
In mixed form: 17/10
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