Add 8/12 and 81/30, Solve 8/12 + 2 21/30 as a fraction

Add 8/12 and 81/30

1^st number: 8/12, 2^nd number: 2 21/30

8/12 + 81/30 is 101/30.

Find the least common denominator or LCM of the two denominators:
LCM of 12 and 30 is 60

Next, find the equivalent fraction of both fractional numbers with denominator 60
For the 1st fraction, since 12 × 5 = 60,
8/12 = 8 × 5/12 × 5 = 40/60
Likewise, for the 2nd fraction, since 30 × 2 = 60,
81/30 = 81 × 2/30 × 2 = 162/60
Add the two like fractions:
40/60 + 162/60 = 40 + 162/60 = 202/60
202/60 simplified gives 101/30
So, 8/12 + 81/30 = 101/30
In mixed form: 311/30

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