Add 84/18 and 90/54
1st number: 4 12/18, 2nd number: 1 36/54
84/18 + 90/54 is 19/3.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 54 is 54
Next, find the equivalent fraction of both fractional numbers with denominator 54 - For the 1st fraction, since 18 × 3 = 54,
84/18 = 84 × 3/18 × 3 = 252/54 - Likewise, for the 2nd fraction, since 54 × 1 = 54,
90/54 = 90 × 1/54 × 1 = 90/54 - Add the two like fractions:
252/54 + 90/54 = 252 + 90/54 = 342/54 - 342/54 simplified gives 19/3
- So, 84/18 + 90/54 = 19/3
In mixed form: 61/3
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