Add 4/14 and 40/21, Solve 4/14 + 1 19/21 as a fraction

Add 4/14 and 40/21

1^st number: 4/14, 2^nd number: 1 19/21

4/14 + 40/21 is 46/21.

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

Next, find the equivalent fraction of both fractional numbers with denominator 42
For the 1st fraction, since 14 × 3 = 42,
4/14 = 4 × 3/14 × 3 = 12/42
Likewise, for the 2nd fraction, since 21 × 2 = 42,
40/21 = 40 × 2/21 × 2 = 80/42
Add the two like fractions:
12/42 + 80/42 = 12 + 80/42 = 92/42
92/42 simplified gives 46/21
So, 4/14 + 40/21 = 46/21
In mixed form: 24/21

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