Basic Math Examples

$2$ , $829 \div 18$

Step 1

Rewrite the division as a fraction.

$2, \frac{829}{18}$

Step 2

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

$\frac{2 + \frac{829}{18}}{2}$

Step 3

Simplify the numerator.

Tap for more steps...

Step 3.1

To write $2$ as a fraction with a common denominator, multiply by $\frac{18}{18}$ .

$\frac{2 \cdot \frac{18}{18} + \frac{829}{18}}{2}$

Step 3.2

Combine $2$ and $\frac{18}{18}$ .

$\frac{\frac{2 \cdot 18}{18} + \frac{829}{18}}{2}$

Step 3.3

Combine the numerators over the common denominator.

$\frac{\frac{2 \cdot 18 + 829}{18}}{2}$

Step 3.4

Simplify the numerator.

Tap for more steps...

Step 3.4.1

Multiply $2$ by $18$ .

$\frac{\frac{36 + 829}{18}}{2}$

Step 3.4.2

Add $36$ and $829$ .

$\frac{\frac{865}{18}}{2}$

Step 4

Multiply the numerator by the reciprocal of the denominator.

$\frac{865}{18} \cdot \frac{1}{2}$

Step 5

Multiply $\frac{865}{18} \cdot \frac{1}{2}$ .

Tap for more steps...

Step 5.1

Multiply $\frac{865}{18}$ by $\frac{1}{2}$ .

$\frac{865}{18 \cdot 2}$

Step 5.2

Multiply $18$ by $2$ .

$\frac{865}{36}$

Step 6

Divide.

$24.02\overline{7}$

Step 7

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.

$24$