Add 20/42 and 18/6, Solve 20/42 + 3 0/6 as a fraction

Add 20/42 and 18/6

1^st number: 20/42, 2^nd number: 3 0/6

20/42 + 18/6 is 73/21.

Find the least common denominator or LCM of the two denominators:
LCM of 42 and 6 is 42

Next, find the equivalent fraction of both fractional numbers with denominator 42
For the 1st fraction, since 42 × 1 = 42,
20/42 = 20 × 1/42 × 1 = 20/42
Likewise, for the 2nd fraction, since 6 × 7 = 42,
18/6 = 18 × 7/6 × 7 = 126/42
Add the two like fractions:
20/42 + 126/42 = 20 + 126/42 = 146/42
146/42 simplified gives 73/21
So, 20/42 + 18/6 = 73/21
In mixed form: 310/21

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