Add 80/60 and 28/15
1st number: 1 20/60, 2nd number: 1 13/15
80/60 + 28/15 is 16/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 15 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 60 × 1 = 60,
80/60 = 80 × 1/60 × 1 = 80/60 - Likewise, for the 2nd fraction, since 15 × 4 = 60,
28/15 = 28 × 4/15 × 4 = 112/60 - Add the two like fractions:
80/60 + 112/60 = 80 + 112/60 = 192/60 - 192/60 simplified gives 16/5
- So, 80/60 + 28/15 = 16/5
In mixed form: 31/5
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