Add 72/28 and 4/63, Solve 2 16/28 + 4/63 as a fraction

Add 72/28 and 4/63

1^st number: 2 16/28, 2^nd number: 4/63

72/28 + 4/63 is 166/63.

Find the least common denominator or LCM of the two denominators:
LCM of 28 and 63 is 252

Next, find the equivalent fraction of both fractional numbers with denominator 252
For the 1st fraction, since 28 × 9 = 252,
72/28 = 72 × 9/28 × 9 = 648/252
Likewise, for the 2nd fraction, since 63 × 4 = 252,
4/63 = 4 × 4/63 × 4 = 16/252
Add the two like fractions:
648/252 + 16/252 = 648 + 16/252 = 664/252
664/252 simplified gives 166/63
So, 72/28 + 4/63 = 166/63
In mixed form: 240/63

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