Add 4/84 and 21/6, Solve 4/84 + 3 3/6 as a fraction

Add 4/84 and 21/6

1^st number: 4/84, 2^nd number: 3 3/6

4/84 + 21/6 is 149/42.

Find the least common denominator or LCM of the two denominators:
LCM of 84 and 6 is 84

Next, find the equivalent fraction of both fractional numbers with denominator 84
For the 1st fraction, since 84 × 1 = 84,
4/84 = 4 × 1/84 × 1 = 4/84
Likewise, for the 2nd fraction, since 6 × 14 = 84,
21/6 = 21 × 14/6 × 14 = 294/84
Add the two like fractions:
4/84 + 294/84 = 4 + 294/84 = 298/84
298/84 simplified gives 149/42
So, 4/84 + 21/6 = 149/42
In mixed form: 323/42

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