Add 63/21 and 75/9, Solve 3 0/21 + 8 3/9 as a fraction

Add 63/21 and 75/9

1^st number: 3 0/21, 2^nd number: 8 3/9

63/21 + 75/9 is 34/3.

Find the least common denominator or LCM of the two denominators:
LCM of 21 and 9 is 63

Next, find the equivalent fraction of both fractional numbers with denominator 63
For the 1st fraction, since 21 × 3 = 63,
63/21 = 63 × 3/21 × 3 = 189/63
Likewise, for the 2nd fraction, since 9 × 7 = 63,
75/9 = 75 × 7/9 × 7 = 525/63
Add the two like fractions:
189/63 + 525/63 = 189 + 525/63 = 714/63
714/63 simplified gives 34/3
So, 63/21 + 75/9 = 34/3
In mixed form: 111/3

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