A mixed number is an addition of its whole and fractional parts.

Add and .

To write as a fraction with a common denominator, multiply by .

Combine and .

Combine the numerators over the common denominator.

Simplify the numerator.

Multiply by .

Add and .

Factor out of .

Cancel the common factor.

Rewrite the expression.

Multiply by .

Convert to a decimal.

Multiply by .

The mean of a set of numbers is the sum divided by the number of terms.

Divide by .

Divide.

Find the Mean (Arithmetic) 80000*6%*3 1/2