Add 18/84 and 84/28
1st number: 18/84, 2nd number: 3 0/28
18/84 + 84/28 is 45/14.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 28 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 84 × 1 = 84,
18/84 = 18 × 1/84 × 1 = 18/84 - Likewise, for the 2nd fraction, since 28 × 3 = 84,
84/28 = 84 × 3/28 × 3 = 252/84 - Add the two like fractions:
18/84 + 252/84 = 18 + 252/84 = 270/84 - 270/84 simplified gives 45/14
- So, 18/84 + 84/28 = 45/14
In mixed form: 33/14
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