Add 84/18 and 45/54
1st number: 4 12/18, 2nd number: 45/54
84/18 + 45/54 is 11/2.
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,
45/54 = 45 × 1/54 × 1 = 45/54 - Add the two like fractions:
252/54 + 45/54 = 252 + 45/54 = 297/54 - 297/54 simplified gives 11/2
- So, 84/18 + 45/54 = 11/2
In mixed form: 51/2
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