Add 20/14 and 20/42, Solve 1 6/14 + 20/42 as a fraction

Add 20/14 and 20/42

1^st number: 1 6/14, 2^nd number: 20/42

20/14 + 20/42 is 40/21.

Find the least common denominator or LCM of the two denominators:
LCM of 14 and 42 is 42

Next, find the equivalent fraction of both fractional numbers with denominator 42
For the 1st fraction, since 14 × 3 = 42,
20/14 = 20 × 3/14 × 3 = 60/42
Likewise, for the 2nd fraction, since 42 × 1 = 42,
20/42 = 20 × 1/42 × 1 = 20/42
Add the two like fractions:
60/42 + 20/42 = 60 + 20/42 = 80/42
80/42 simplified gives 40/21
So, 20/14 + 20/42 = 40/21
In mixed form: 119/21

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