Add 90/42 and 60/36, Solve 2 6/42 + 1 24/36 as a fraction

Add 90/42 and 60/36

1^st number: 2 6/42, 2^nd number: 1 24/36

90/42 + 60/36 is 80/21.

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

Next, find the equivalent fraction of both fractional numbers with denominator 252
For the 1st fraction, since 42 × 6 = 252,
90/42 = 90 × 6/42 × 6 = 540/252
Likewise, for the 2nd fraction, since 36 × 7 = 252,
60/36 = 60 × 7/36 × 7 = 420/252
Add the two like fractions:
540/252 + 420/252 = 540 + 420/252 = 960/252
960/252 simplified gives 80/21
So, 90/42 + 60/36 = 80/21
In mixed form: 317/21

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