Add 12/2 and 20/21, Solve 6 0/2 + 20/21 as a fraction

Add 12/2 and 20/21

1^st number: 6 0/2, 2^nd number: 20/21

12/2 + 20/21 is 146/21.

Find the least common denominator or LCM of the two denominators:
LCM of 2 and 21 is 42

Next, find the equivalent fraction of both fractional numbers with denominator 42
For the 1st fraction, since 2 × 21 = 42,
12/2 = 12 × 21/2 × 21 = 252/42
Likewise, for the 2nd fraction, since 21 × 2 = 42,
20/21 = 20 × 2/21 × 2 = 40/42
Add the two like fractions:
252/42 + 40/42 = 252 + 40/42 = 292/42
292/42 simplified gives 146/21
So, 12/2 + 20/21 = 146/21
In mixed form: 620/21

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