Add 20/15 and 80/75
1st number: 1 5/15, 2nd number: 1 5/75
20/15 + 80/75 is 12/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 75 is 75
Next, find the equivalent fraction of both fractional numbers with denominator 75 - For the 1st fraction, since 15 × 5 = 75,
20/15 = 20 × 5/15 × 5 = 100/75 - Likewise, for the 2nd fraction, since 75 × 1 = 75,
80/75 = 80 × 1/75 × 1 = 80/75 - Add the two like fractions:
100/75 + 80/75 = 100 + 80/75 = 180/75 - 180/75 simplified gives 12/5
- So, 20/15 + 80/75 = 12/5
In mixed form: 22/5
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