Add 9/3 and 63/42, Solve 3 0/3 + 1 21/42 as a fraction

Add 9/3 and 63/42

1^st number: 3 0/3, 2^nd number: 1 21/42

9/3 + 63/42 is 9/2.

Find the least common denominator or LCM of the two denominators:
LCM of 3 and 42 is 42

Next, find the equivalent fraction of both fractional numbers with denominator 42
For the 1st fraction, since 3 × 14 = 42,
9/3 = 9 × 14/3 × 14 = 126/42
Likewise, for the 2nd fraction, since 42 × 1 = 42,
63/42 = 63 × 1/42 × 1 = 63/42
Add the two like fractions:
126/42 + 63/42 = 126 + 63/42 = 189/42
189/42 simplified gives 9/2
So, 9/3 + 63/42 = 9/2
In mixed form: 41/2

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