Add 9/2 and 20/80, Solve 4 1/2 + 20/80 as a fraction

Add 9/2 and 20/80

1^st number: 4 1/2, 2^nd number: 20/80

9/2 + 20/80 is 19/4.

Find the least common denominator or LCM of the two denominators:
LCM of 2 and 80 is 80

Next, find the equivalent fraction of both fractional numbers with denominator 80
For the 1st fraction, since 2 × 40 = 80,
9/2 = 9 × 40/2 × 40 = 360/80
Likewise, for the 2nd fraction, since 80 × 1 = 80,
20/80 = 20 × 1/80 × 1 = 20/80
Add the two like fractions:
360/80 + 20/80 = 360 + 20/80 = 380/80
380/80 simplified gives 19/4
So, 9/2 + 20/80 = 19/4
In mixed form: 43/4

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