Add 20/14 and 63/42, Solve 1 6/14 + 1 21/42 as a fraction

Add 20/14 and 63/42

1^st number: 1 6/14, 2^nd number: 1 21/42

20/14 + 63/42 is 41/14.

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,
63/42 = 63 × 1/42 × 1 = 63/42
Add the two like fractions:
60/42 + 63/42 = 60 + 63/42 = 123/42
123/42 simplified gives 41/14
So, 20/14 + 63/42 = 41/14
In mixed form: 213/14

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