Add 90/36 and 24/42, Solve 2 18/36 + 24/42 as a fraction

Add 90/36 and 24/42

1^st number: 2 18/36, 2^nd number: 24/42

90/36 + 24/42 is 43/14.

Find the least common denominator or LCM of the two denominators:
LCM of 36 and 42 is 252

Next, find the equivalent fraction of both fractional numbers with denominator 252
For the 1st fraction, since 36 × 7 = 252,
90/36 = 90 × 7/36 × 7 = 630/252
Likewise, for the 2nd fraction, since 42 × 6 = 252,
24/42 = 24 × 6/42 × 6 = 144/252
Add the two like fractions:
630/252 + 144/252 = 630 + 144/252 = 774/252
774/252 simplified gives 43/14
So, 90/36 + 24/42 = 43/14
In mixed form: 31/14

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