Add 20/12 and 10/63, Solve 1 8/12 + 10/63 as a fraction

Add 20/12 and 10/63

1^st number: 1 8/12, 2^nd number: 10/63

20/12 + 10/63 is 115/63.

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,
20/12 = 20 × 21/12 × 21 = 420/252
Likewise, for the 2nd fraction, since 63 × 4 = 252,
10/63 = 10 × 4/63 × 4 = 40/252
Add the two like fractions:
420/252 + 40/252 = 420 + 40/252 = 460/252
460/252 simplified gives 115/63
So, 20/12 + 10/63 = 115/63
In mixed form: 152/63

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