Add 18/8 and 45/80
1st number: 2 2/8, 2nd number: 45/80
18/8 + 45/80 is 45/16.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 80 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 8 × 10 = 80,
18/8 = 18 × 10/8 × 10 = 180/80 - Likewise, for the 2nd fraction, since 80 × 1 = 80,
45/80 = 45 × 1/80 × 1 = 45/80 - Add the two like fractions:
180/80 + 45/80 = 180 + 45/80 = 225/80 - 225/80 simplified gives 45/16
- So, 18/8 + 45/80 = 45/16
In mixed form: 213/16
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