Add 30/63 and 21/9, Solve 30/63 + 2 3/9 as a fraction

Add 30/63 and 21/9

1^st number: 30/63, 2^nd number: 2 3/9

30/63 + 21/9 is 59/21.

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

Next, find the equivalent fraction of both fractional numbers with denominator 63
For the 1st fraction, since 63 × 1 = 63,
30/63 = 30 × 1/63 × 1 = 30/63
Likewise, for the 2nd fraction, since 9 × 7 = 63,
21/9 = 21 × 7/9 × 7 = 147/63
Add the two like fractions:
30/63 + 147/63 = 30 + 147/63 = 177/63
177/63 simplified gives 59/21
So, 30/63 + 21/9 = 59/21
In mixed form: 217/21

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