Basic Math Examples

what is the mean of $3$ , $5$ , $4$

Step 1

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

$\frac{3 + 5 + 4}{3}$

Step 2

Simplify the numerator.

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Step 2.1

Add $3$ and $5$ .

$\frac{8 + 4}{3}$

Step 2.2

Add $8$ and $4$ .

$\frac{12}{3}$

Step 3

Divide $12$ by $3$ .

$4$