Basic Math Examples

30 \cdot 100

$30 \cdot 100$

Step 1

Multiply using long multiplication.

Tap for more steps...

Step 1.1

Multiply

0

$0$ by

0

$0$ . Place the result in the next column in the result line. There is one result line for each digit in

100

$100$ .


		$3$ $3$	$0$ $0$
$\times$ $⨯$	$1$ $1$	$0$ $0$	$0$ $0$
			$0$ $0$

Step 1.2

Multiply

0

$0$ by

3

$3$ . Place the result in the next column in the result line. There is one result line for each digit in

100

$100$ .


		$3$ $3$	$0$ $0$
$\times$ $⨯$	$1$ $1$	$0$ $0$	$0$ $0$
		$0$ $0$	$0$ $0$

Step 1.3

Multiply

0

$0$ by

0

$0$ . Place the result in the next column in the result line. There is one result line for each digit in

100

$100$ .


		$3$ $3$	$0$ $0$
$\times$ $⨯$	$1$ $1$	$0$ $0$	$0$ $0$
		$0$ $0$	$0$ $0$
		$0$ $0$

Step 1.4

Multiply

0

$0$ by

3

$3$ . Place the result in the next column in the result line. There is one result line for each digit in

100

$100$ .


		$3$ $3$	$0$ $0$
$\times$ $⨯$	$1$ $1$	$0$ $0$	$0$ $0$
		$0$ $0$	$0$ $0$
	$0$ $0$	$0$ $0$

Step 1.5

Multiply

1

$1$ by

0

$0$ . Place the result in the next column in the result line. There is one result line for each digit in

100

$100$ .


		$3$ $3$	$0$ $0$
$\times$ $⨯$	$1$ $1$	$0$ $0$	$0$ $0$
		$0$ $0$	$0$ $0$
	$0$ $0$	$0$ $0$
	$0$ $0$

Step 1.6

Multiply

1

$1$ by

3

$3$ . Place the result in the next column in the result line. There is one result line for each digit in

100

$100$ .


		$3$ $3$	$0$ $0$
$\times$ $⨯$	$1$ $1$	$0$ $0$	$0$ $0$
		$0$ $0$	$0$ $0$
	$0$ $0$	$0$ $0$
$3$ $3$	$0$ $0$

Step 1.7

Add the numbers in each column. In this case, add

0 + 0 + 0

$0 + 0 + 0$ , then place the

0

$0$ in the result line.


		$3$ $3$	$0$ $0$
$\times$ $⨯$	$1$ $1$	$0$ $0$	$0$ $0$
		$0$ $0$	$0$ $0$
	$0$ $0$	$0$ $0$
$3$ $3$	$0$ $0$
			$0$ $0$

Step 1.8

Add the numbers in each column. In this case, add

0 + 0 + 0

$0 + 0 + 0$ , then place the

0

$0$ in the result line.


		$3$ $3$	$0$ $0$
$\times$ $⨯$	$1$ $1$	$0$ $0$	$0$ $0$
		$0$ $0$	$0$ $0$
	$0$ $0$	$0$ $0$
$3$ $3$	$0$ $0$
		$0$ $0$	$0$ $0$

Step 1.9

Add the numbers in each column. In this case, add

0 + 0 + 0

$0 + 0 + 0$ , then place the

0

$0$ in the result line.


		$3$ $3$	$0$ $0$
$\times$ $⨯$	$1$ $1$	$0$ $0$	$0$ $0$
		$0$ $0$	$0$ $0$
	$0$ $0$	$0$ $0$
$3$ $3$	$0$ $0$
	$0$ $0$	$0$ $0$	$0$ $0$

Step 1.10

Add the numbers in each column. In this case, add

0 + 0 + 3

$0 + 0 + 3$ , then place the

3

$3$ in the result line.


		$3$ $3$	$0$ $0$
$\times$ $⨯$	$1$ $1$	$0$ $0$	$0$ $0$
		$0$ $0$	$0$ $0$
	$0$ $0$	$0$ $0$
$3$ $3$	$0$ $0$
$3$ $3$	$0$ $0$	$0$ $0$	$0$ $0$


		$3$ $3$	$0$ $0$
$\times$ $⨯$	$1$ $1$	$0$ $0$	$0$ $0$
		$0$ $0$	$0$ $0$
	$0$ $0$	$0$ $0$
$3$ $3$	$0$ $0$
$3$ $3$	$0$ $0$	$0$ $0$	$0$ $0$

Step 2

The result of

30 \cdot 100

$30 \cdot 100$ is

3000

$3000$ .

3000

$3000$