Add 18/54 and 42/5
1st number: 18/54, 2nd number: 8 2/5
18/54 + 42/5 is 131/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 5 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 5 × 54 = 270,
42/5 = 42 × 54/5 × 54 = 2268/270 - Add the two like fractions:
90/270 + 2268/270 = 90 + 2268/270 = 2358/270 - 2358/270 simplified gives 131/15
- So, 18/54 + 42/5 = 131/15
In mixed form: 811/15
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