Add 56/5 and 7/81, Solve 11 1/5 + 7/81 as a fraction

Add 56/5 and 7/81

1^st number: 11 1/5, 2^nd number: 7/81

56/5 + 7/81 is 4571/405.

Find the least common denominator or LCM of the two denominators:
LCM of 5 and 81 is 405

Next, find the equivalent fraction of both fractional numbers with denominator 405
For the 1st fraction, since 5 × 81 = 405,
56/5 = 56 × 81/5 × 81 = 4536/405
Likewise, for the 2nd fraction, since 81 × 5 = 405,
7/81 = 7 × 5/81 × 5 = 35/405
Add the two like fractions:
4536/405 + 35/405 = 4536 + 35/405 = 4571/405
So, 56/5 + 7/81 = 4571/405
In mixed form: 11116/405

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