Add 84/18 and 75/27
1st number: 4 12/18, 2nd number: 2 21/27
84/18 + 75/27 is 67/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 27 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 27 × 2 = 54,
75/27 = 75 × 2/27 × 2 = 150/54 - Add the two like fractions:
252/54 + 150/54 = 252 + 150/54 = 402/54 - 402/54 simplified gives 67/9
- So, 84/18 + 75/27 = 67/9
In mixed form: 74/9
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