Add 18/80 and 9/20
18/80 + 9/20 is 27/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 20 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 80 × 1 = 80,
18/80 = 18 × 1/80 × 1 = 18/80 - Likewise, for the 2nd fraction, since 20 × 4 = 80,
9/20 = 9 × 4/20 × 4 = 36/80 - Add the two like fractions:
18/80 + 36/80 = 18 + 36/80 = 54/80 - 54/80 simplified gives 27/40
- So, 18/80 + 9/20 = 27/40
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