Add 9/18 and 54/80
9/18 + 54/80 is 47/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 80 is 720
Next, find the equivalent fraction of both fractional numbers with denominator 720 - For the 1st fraction, since 18 × 40 = 720,
9/18 = 9 × 40/18 × 40 = 360/720 - Likewise, for the 2nd fraction, since 80 × 9 = 720,
54/80 = 54 × 9/80 × 9 = 486/720 - Add the two like fractions:
360/720 + 486/720 = 360 + 486/720 = 846/720 - 846/720 simplified gives 47/40
- So, 9/18 + 54/80 = 47/40
In mixed form: 17/40
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