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

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

Write each expression with a common denominator of , by multiplying each by an appropriate factor of .

Combine.

Multiply by .

Combine the numerators over the common denominator.

Rewrite in a factored form.

Multiply by .

Add and .

Divide by .

Divide by .

The mean should be rounded to one more decimal place than the original data. If the original data were mixed, round to one decimal place more than the least precise.

Find the Mean (Arithmetic) 7/8 of 23.7