Add 18/90 and 54/18
1st number: 18/90, 2nd number: 3 0/18
18/90 + 54/18 is 16/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 18 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 90 × 1 = 90,
18/90 = 18 × 1/90 × 1 = 18/90 - Likewise, for the 2nd fraction, since 18 × 5 = 90,
54/18 = 54 × 5/18 × 5 = 270/90 - Add the two like fractions:
18/90 + 270/90 = 18 + 270/90 = 288/90 - 288/90 simplified gives 16/5
- So, 18/90 + 54/18 = 16/5
In mixed form: 31/5
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