Basic Math Examples

98

$98$ ,

168

$168$ ,

182

$182$

Step 1

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

\frac{98 + 168 + 182}{3}

$\frac{98 + 168 + 182}{3}$

Step 2

Simplify the numerator.

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Step 2.1

Add

98

$98$ and

168

$168$ .

\frac{266 + 182}{3}

$\frac{266 + 182}{3}$

Step 2.2

Add

266

$266$ and

182

$182$ .

\frac{448}{3}

$\frac{448}{3}$

\frac{448}{3}

$\frac{448}{3}$

Step 3

Divide.

149. ¯ 3

$149.\overline{3}$

Step 4

The mean should be rounded to one more decimal place than the original data. If the original data were mixed, round to one decimal place more than the least precise.

149.3

$149.3$