Add 20/75 and 80/15
1st number: 20/75, 2nd number: 5 5/15
20/75 + 80/15 is 28/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 15 is 75
Next, find the equivalent fraction of both fractional numbers with denominator 75 - For the 1st fraction, since 75 × 1 = 75,
20/75 = 20 × 1/75 × 1 = 20/75 - Likewise, for the 2nd fraction, since 15 × 5 = 75,
80/15 = 80 × 5/15 × 5 = 400/75 - Add the two like fractions:
20/75 + 400/75 = 20 + 400/75 = 420/75 - 420/75 simplified gives 28/5
- So, 20/75 + 80/15 = 28/5
In mixed form: 53/5
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