Add 80/18 and 3/15
1st number: 4 8/18, 2nd number: 3/15
80/18 + 3/15 is 209/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 15 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 18 × 5 = 90,
80/18 = 80 × 5/18 × 5 = 400/90 - Likewise, for the 2nd fraction, since 15 × 6 = 90,
3/15 = 3 × 6/15 × 6 = 18/90 - Add the two like fractions:
400/90 + 18/90 = 400 + 18/90 = 418/90 - 418/90 simplified gives 209/45
- So, 80/18 + 3/15 = 209/45
In mixed form: 429/45
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