Basic Math Examples

Round $2$ , $636$ to the nearest hundred.

Step 1

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

$\frac{2 + 636}{2}$

Step 2

Cancel the common factor of $2 + 636$ and $2$ .

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Step 2.1

Factor $2$ out of $2$ .

$\frac{2 \cdot 1 + 636}{2}$

Step 2.2

Factor $2$ out of $636$ .

$\frac{2 \cdot 1 + 2 \cdot 318}{2}$

Step 2.3

Factor $2$ out of $2 \cdot 1 + 2 \cdot 318$ .

$\frac{2 \cdot (1 + 318)}{2}$

Step 2.4

Cancel the common factors.

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Step 2.4.1

Factor $2$ out of $2$ .

$\frac{2 \cdot (1 + 318)}{2 (1)}$

Step 2.4.2

Cancel the common factor.

$\frac{2 \cdot (1 + 318)}{2 \cdot 1}$

Step 2.4.3

Rewrite the expression.

$\frac{1 + 318}{1}$

Step 2.4.4

Divide $1 + 318$ by $1$ .

$1 + 318$

Step 3

Add $1$ and $318$ .

$319$