Basic Math Examples

$12$ , $89$ , $531$ , $1$ , $24$ , $16$ , $24$ , $49$ , $1$ , $1$

Step 1

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

$\frac{12 + 89 + 531 + 1 + 24 + 16 + 24 + 49 + 1 + 1}{10}$

Step 2

Simplify the numerator.

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Step 2.1

Add $12$ and $89$ .

$\frac{101 + 531 + 1 + 24 + 16 + 24 + 49 + 1 + 1}{10}$

Step 2.2

Add $101$ and $531$ .

$\frac{632 + 1 + 24 + 16 + 24 + 49 + 1 + 1}{10}$

Step 2.3

Add $632$ and $1$ .

$\frac{633 + 24 + 16 + 24 + 49 + 1 + 1}{10}$

Step 2.4

Add $633$ and $24$ .

$\frac{657 + 16 + 24 + 49 + 1 + 1}{10}$

Step 2.5

Add $657$ and $16$ .

$\frac{673 + 24 + 49 + 1 + 1}{10}$

Step 2.6

Add $673$ and $24$ .

$\frac{697 + 49 + 1 + 1}{10}$

Step 2.7

Add $697$ and $49$ .

$\frac{746 + 1 + 1}{10}$

Step 2.8

Add $746$ and $1$ .

$\frac{747 + 1}{10}$

Step 2.9

Add $747$ and $1$ .

$\frac{748}{10}$

Step 3

Cancel the common factor of $748$ and $10$ .

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Step 3.1

Factor $2$ out of $748$ .

$\frac{2 (374)}{10}$

Step 3.2

Cancel the common factors.

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Step 3.2.1

Factor $2$ out of $10$ .

$\frac{2 \cdot 374}{2 \cdot 5}$

Step 3.2.2

Cancel the common factor.

$\frac{2 \cdot 374}{2 \cdot 5}$

Step 3.2.3

Rewrite the expression.

$\frac{374}{5}$

Step 4

Divide.

$74.8$