Add 42/36 and 60/21, Solve 1 6/36 + 2 18/21 as a fraction

Add 42/36 and 60/21

1^st number: 1 6/36, 2^nd number: 2 18/21

42/36 + 60/21 is 169/42.

Find the least common denominator or LCM of the two denominators:
LCM of 36 and 21 is 252

Next, find the equivalent fraction of both fractional numbers with denominator 252
For the 1st fraction, since 36 × 7 = 252,
42/36 = 42 × 7/36 × 7 = 294/252
Likewise, for the 2nd fraction, since 21 × 12 = 252,
60/21 = 60 × 12/21 × 12 = 720/252
Add the two like fractions:
294/252 + 720/252 = 294 + 720/252 = 1014/252
1014/252 simplified gives 169/42
So, 42/36 + 60/21 = 169/42
In mixed form: 41/42

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