Basic Math Examples

$86$ , $90$ , $93$ , $85$ , $79$ , $92$

Step 1

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

$\frac{86 + 90 + 93 + 85 + 79 + 92}{6}$

Step 2

Simplify the numerator.

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Step 2.1

Add $86$ and $90$ .

$\frac{176 + 93 + 85 + 79 + 92}{6}$

Step 2.2

Add $176$ and $93$ .

$\frac{269 + 85 + 79 + 92}{6}$

Step 2.3

Add $269$ and $85$ .

$\frac{354 + 79 + 92}{6}$

Step 2.4

Add $354$ and $79$ .

$\frac{433 + 92}{6}$

Step 2.5

Add $433$ and $92$ .

$\frac{525}{6}$

Step 3

Cancel the common factor of $525$ and $6$ .

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Step 3.1

Factor $3$ out of $525$ .

$\frac{3 (175)}{6}$

Step 3.2

Cancel the common factors.

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Step 3.2.1

Factor $3$ out of $6$ .

$\frac{3 \cdot 175}{3 \cdot 2}$

Step 3.2.2

Cancel the common factor.

$\frac{3 \cdot 175}{3 \cdot 2}$

Step 3.2.3

Rewrite the expression.

$\frac{175}{2}$

Step 4

Divide.

$87.5$