Add 18/54 and 80/15
1st number: 18/54, 2nd number: 5 5/15
18/54 + 80/15 is 17/3.
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,
18/54 = 18 × 5/54 × 5 = 90/270 - Likewise, for the 2nd fraction, since 15 × 18 = 270,
80/15 = 80 × 18/15 × 18 = 1440/270 - Add the two like fractions:
90/270 + 1440/270 = 90 + 1440/270 = 1530/270 - 1530/270 simplified gives 17/3
- So, 18/54 + 80/15 = 17/3
In mixed form: 52/3
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