Add 4/21 and 12/14, Solve 4/21 + 12/14 as a fraction

Add 4/21 and 12/14

4/21 + 12/14 is 22/21.

Find the least common denominator or LCM of the two denominators:
LCM of 21 and 14 is 42

Next, find the equivalent fraction of both fractional numbers with denominator 42
For the 1st fraction, since 21 × 2 = 42,
4/21 = 4 × 2/21 × 2 = 8/42
Likewise, for the 2nd fraction, since 14 × 3 = 42,
12/14 = 12 × 3/14 × 3 = 36/42
Add the two like fractions:
8/42 + 36/42 = 8 + 36/42 = 44/42
44/42 simplified gives 22/21
So, 4/21 + 12/14 = 22/21
In mixed form: 11/21

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