Add 5/4 and 28/63, Solve 1 1/4 + 28/63 as a fraction

Add 5/4 and 28/63

1^st number: 1 1/4, 2^nd number: 28/63

5/4 + 28/63 is 61/36.

Find the least common denominator or LCM of the two denominators:
LCM of 4 and 63 is 252

Next, find the equivalent fraction of both fractional numbers with denominator 252
For the 1st fraction, since 4 × 63 = 252,
5/4 = 5 × 63/4 × 63 = 315/252
Likewise, for the 2nd fraction, since 63 × 4 = 252,
28/63 = 28 × 4/63 × 4 = 112/252
Add the two like fractions:
315/252 + 112/252 = 315 + 112/252 = 427/252
427/252 simplified gives 61/36
So, 5/4 + 28/63 = 61/36
In mixed form: 125/36

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