Basic Math Examples

$70$ $61$ $68$ $64$ $68$ $60$ $65$ $72$ $67$ $68$

Step 1

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

$\frac{70 + 61 + 68 + 64 + 68 + 60 + 65 + 72 + 67 + 68}{10}$

Step 2

Simplify the numerator.

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Step 2.1

Add $70$ and $61$ .

$\frac{131 + 68 + 64 + 68 + 60 + 65 + 72 + 67 + 68}{10}$

Step 2.2

Add $131$ and $68$ .

$\frac{199 + 64 + 68 + 60 + 65 + 72 + 67 + 68}{10}$

Step 2.3

Add $199$ and $64$ .

$\frac{263 + 68 + 60 + 65 + 72 + 67 + 68}{10}$

Step 2.4

Add $263$ and $68$ .

$\frac{331 + 60 + 65 + 72 + 67 + 68}{10}$

Step 2.5

Add $331$ and $60$ .

$\frac{391 + 65 + 72 + 67 + 68}{10}$

Step 2.6

Add $391$ and $65$ .

$\frac{456 + 72 + 67 + 68}{10}$

Step 2.7

Add $456$ and $72$ .

$\frac{528 + 67 + 68}{10}$

Step 2.8

Add $528$ and $67$ .

$\frac{595 + 68}{10}$

Step 2.9

Add $595$ and $68$ .

$\frac{663}{10}$

Step 3

Divide.

$66.3$