Add 84/3 and 15/5
1st number: 28 0/3, 2nd number: 3 0/5
84/3 + 15/5 is 31/1.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 5 is 15
Next, find the equivalent fraction of both fractional numbers with denominator 15 - For the 1st fraction, since 3 × 5 = 15,
84/3 = 84 × 5/3 × 5 = 420/15 - Likewise, for the 2nd fraction, since 5 × 3 = 15,
15/5 = 15 × 3/5 × 3 = 45/15 - Add the two like fractions:
420/15 + 45/15 = 420 + 45/15 = 465/15 - 465/15 simplified gives 31/1
- So, 84/3 + 15/5 = 31/1
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