Add 18/8 and 5/81, Solve 2 2/8 + 5/81 as a fraction

Add 18/8 and 5/81

1^st number: 2 2/8, 2^nd number: 5/81

18/8 + 5/81 is 749/324.

Find the least common denominator or LCM of the two denominators:
LCM of 8 and 81 is 648

Next, find the equivalent fraction of both fractional numbers with denominator 648
For the 1st fraction, since 8 × 81 = 648,
18/8 = 18 × 81/8 × 81 = 1458/648
Likewise, for the 2nd fraction, since 81 × 8 = 648,
5/81 = 5 × 8/81 × 8 = 40/648
Add the two like fractions:
1458/648 + 40/648 = 1458 + 40/648 = 1498/648
1498/648 simplified gives 749/324
So, 18/8 + 5/81 = 749/324
In mixed form: 2101/324

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