Add 30/63 and 42/7, Solve 30/63 + 6 0/7 as a fraction

Add 30/63 and 42/7

1^st number: 30/63, 2^nd number: 6 0/7

30/63 + 42/7 is 136/21.

Find the least common denominator or LCM of the two denominators:
LCM of 63 and 7 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 7 × 9 = 63,
42/7 = 42 × 9/7 × 9 = 378/63
Add the two like fractions:
30/63 + 378/63 = 30 + 378/63 = 408/63
408/63 simplified gives 136/21
So, 30/63 + 42/7 = 136/21
In mixed form: 610/21

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