Add 6/21 and 28/6, Solve 6/21 + 4 4/6 as a fraction

Add 6/21 and 28/6

1^st number: 6/21, 2^nd number: 4 4/6

6/21 + 28/6 is 104/21.

Find the least common denominator or LCM of the two denominators:
LCM of 21 and 6 is 42

Next, find the equivalent fraction of both fractional numbers with denominator 42
For the 1st fraction, since 21 × 2 = 42,
6/21 = 6 × 2/21 × 2 = 12/42
Likewise, for the 2nd fraction, since 6 × 7 = 42,
28/6 = 28 × 7/6 × 7 = 196/42
Add the two like fractions:
12/42 + 196/42 = 12 + 196/42 = 208/42
208/42 simplified gives 104/21
So, 6/21 + 28/6 = 104/21
In mixed form: 420/21

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