Add 84/18 and 28/15
1st number: 4 12/18, 2nd number: 1 13/15
84/18 + 28/15 is 98/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 15 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 18 × 5 = 90,
84/18 = 84 × 5/18 × 5 = 420/90 - Likewise, for the 2nd fraction, since 15 × 6 = 90,
28/15 = 28 × 6/15 × 6 = 168/90 - Add the two like fractions:
420/90 + 168/90 = 420 + 168/90 = 588/90 - 588/90 simplified gives 98/15
- So, 84/18 + 28/15 = 98/15
In mixed form: 68/15
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