Algebra Examples

$99$ , $88$ , $76$ , $58$ , $82$ , $85$ , $77$ , $96$ , $92$ , $90$ , $92$

Step 1

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

$\frac{99 + 88 + 76 + 58 + 82 + 85 + 77 + 96 + 92 + 90 + 92}{11}$

Step 2

Simplify the numerator.

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Step 2.1

Add $99$ and $88$ .

$\frac{187 + 76 + 58 + 82 + 85 + 77 + 96 + 92 + 90 + 92}{11}$

Step 2.2

Add $187$ and $76$ .

$\frac{263 + 58 + 82 + 85 + 77 + 96 + 92 + 90 + 92}{11}$

Step 2.3

Add $263$ and $58$ .

$\frac{321 + 82 + 85 + 77 + 96 + 92 + 90 + 92}{11}$

Step 2.4

Add $321$ and $82$ .

$\frac{403 + 85 + 77 + 96 + 92 + 90 + 92}{11}$

Step 2.5

Add $403$ and $85$ .

$\frac{488 + 77 + 96 + 92 + 90 + 92}{11}$

Step 2.6

Add $488$ and $77$ .

$\frac{565 + 96 + 92 + 90 + 92}{11}$

Step 2.7

Add $565$ and $96$ .

$\frac{661 + 92 + 90 + 92}{11}$

Step 2.8

Add $661$ and $92$ .

$\frac{753 + 90 + 92}{11}$

Step 2.9

Add $753$ and $90$ .

$\frac{843 + 92}{11}$

Step 2.10

Add $843$ and $92$ .

$\frac{935}{11}$

Step 3

Divide $935$ by $11$ .

$85$