Add 80/15 and 12/45
1st number: 5 5/15, 2nd number: 12/45
80/15 + 12/45 is 28/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 45 is 45
Next, find the equivalent fraction of both fractional numbers with denominator 45 - For the 1st fraction, since 15 × 3 = 45,
80/15 = 80 × 3/15 × 3 = 240/45 - Likewise, for the 2nd fraction, since 45 × 1 = 45,
12/45 = 12 × 1/45 × 1 = 12/45 - Add the two like fractions:
240/45 + 12/45 = 240 + 12/45 = 252/45 - 252/45 simplified gives 28/5
- So, 80/15 + 12/45 = 28/5
In mixed form: 53/5
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