Add 80/18 and 64/15
1st number: 4 8/18, 2nd number: 4 4/15
80/18 + 64/15 is 392/45.
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,
64/15 = 64 × 6/15 × 6 = 384/90 - Add the two like fractions:
400/90 + 384/90 = 400 + 384/90 = 784/90 - 784/90 simplified gives 392/45
- So, 80/18 + 64/15 = 392/45
In mixed form: 832/45
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