Basic Math Examples

Find the Mean 8 , 328÷43
,
Step 1
Rewrite the division as a fraction.
Step 2
The mean of a set of numbers is the sum divided by the number of terms.
Step 3
Cancel the common factor of and .
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Step 3.1
Factor out of .
Step 3.2
Factor out of .
Step 3.3
Factor out of .
Step 3.4
Cancel the common factors.
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Step 3.4.1
Factor out of .
Step 3.4.2
Cancel the common factor.
Step 3.4.3
Rewrite the expression.
Step 3.4.4
Divide by .
Step 4
To write as a fraction with a common denominator, multiply by .
Step 5
Combine and .
Step 6
Combine the numerators over the common denominator.
Step 7
Simplify the numerator.
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Step 7.1
Multiply by .
Step 7.2
Add and .
Step 8
Divide.
Step 9
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.