Add 4/3 and 18/90, Solve 1 1/3 + 18/90 as a fraction

Add 4/3 and 18/90

1^st number: 1 1/3, 2^nd number: 18/90

4/3 + 18/90 is 23/15.

Find the least common denominator or LCM of the two denominators:
LCM of 3 and 90 is 90

Next, find the equivalent fraction of both fractional numbers with denominator 90
For the 1st fraction, since 3 × 30 = 90,
4/3 = 4 × 30/3 × 30 = 120/90
Likewise, for the 2nd fraction, since 90 × 1 = 90,
18/90 = 18 × 1/90 × 1 = 18/90
Add the two like fractions:
120/90 + 18/90 = 120 + 18/90 = 138/90
138/90 simplified gives 23/15
So, 4/3 + 18/90 = 23/15
In mixed form: 18/15

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