Add 14/12 and 90/63, Solve 1 2/12 + 1 27/63 as a fraction

Add 14/12 and 90/63

1^st number: 1 2/12, 2^nd number: 1 27/63

14/12 + 90/63 is 109/42.

Find the least common denominator or LCM of the two denominators:
LCM of 12 and 63 is 252

Next, find the equivalent fraction of both fractional numbers with denominator 252
For the 1st fraction, since 12 × 21 = 252,
14/12 = 14 × 21/12 × 21 = 294/252
Likewise, for the 2nd fraction, since 63 × 4 = 252,
90/63 = 90 × 4/63 × 4 = 360/252
Add the two like fractions:
294/252 + 360/252 = 294 + 360/252 = 654/252
654/252 simplified gives 109/42
So, 14/12 + 90/63 = 109/42
In mixed form: 225/42

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