Add 1/84 and 20/8, Solve 1/84 + 2 4/8 as a fraction

Add 1/84 and 20/8

1^st number: 1/84, 2^nd number: 2 4/8

1/84 + 20/8 is 211/84.

Find the least common denominator or LCM of the two denominators:
LCM of 84 and 8 is 168

Next, find the equivalent fraction of both fractional numbers with denominator 168
For the 1st fraction, since 84 × 2 = 168,
1/84 = 1 × 2/84 × 2 = 2/168
Likewise, for the 2nd fraction, since 8 × 21 = 168,
20/8 = 20 × 21/8 × 21 = 420/168
Add the two like fractions:
2/168 + 420/168 = 2 + 420/168 = 422/168
422/168 simplified gives 211/84
So, 1/84 + 20/8 = 211/84
In mixed form: 243/84

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