Add 42/28 and 63/36, Solve 1 14/28 + 1 27/36 as a fraction

Add 42/28 and 63/36

1^st number: 1 14/28, 2^nd number: 1 27/36

42/28 + 63/36 is 13/4.

Find the least common denominator or LCM of the two denominators:
LCM of 28 and 36 is 252

Next, find the equivalent fraction of both fractional numbers with denominator 252
For the 1st fraction, since 28 × 9 = 252,
42/28 = 42 × 9/28 × 9 = 378/252
Likewise, for the 2nd fraction, since 36 × 7 = 252,
63/36 = 63 × 7/36 × 7 = 441/252
Add the two like fractions:
378/252 + 441/252 = 378 + 441/252 = 819/252
819/252 simplified gives 13/4
So, 42/28 + 63/36 = 13/4
In mixed form: 31/4

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