Algebra Examples

$28000$ , $28200$ , $29300$ , $27800$ , $29300$ , $28300$ , $27900$

Step 1

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

$\frac{28000 + 28200 + 29300 + 27800 + 29300 + 28300 + 27900}{7}$

Step 2

Simplify the numerator.

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Step 2.1

Add $28000$ and $28200$ .

$\frac{56200 + 29300 + 27800 + 29300 + 28300 + 27900}{7}$

Step 2.2

Add $56200$ and $29300$ .

$\frac{85500 + 27800 + 29300 + 28300 + 27900}{7}$

Step 2.3

Add $85500$ and $27800$ .

$\frac{113300 + 29300 + 28300 + 27900}{7}$

Step 2.4

Add $113300$ and $29300$ .

$\frac{142600 + 28300 + 27900}{7}$

Step 2.5

Add $142600$ and $28300$ .

$\frac{170900 + 27900}{7}$

Step 2.6

Add $170900$ and $27900$ .

$\frac{198800}{7}$

Step 3

Divide $198800$ by $7$ .

$28400$