Add 9/90 and 80/50, Solve 9/90 + 1 30/50 as a fraction

Add 9/90 and 80/50

1^st number: 9/90, 2^nd number: 1 30/50

9/90 + 80/50 is 17/10.

Find the least common denominator or LCM of the two denominators:
LCM of 90 and 50 is 450

Next, find the equivalent fraction of both fractional numbers with denominator 450
For the 1st fraction, since 90 × 5 = 450,
9/90 = 9 × 5/90 × 5 = 45/450
Likewise, for the 2nd fraction, since 50 × 9 = 450,
80/50 = 80 × 9/50 × 9 = 720/450
Add the two like fractions:
45/450 + 720/450 = 45 + 720/450 = 765/450
765/450 simplified gives 17/10
So, 9/90 + 80/50 = 17/10
In mixed form: 17/10

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