Basic Math Examples

1000 \cdot 9

$1000 \cdot 9$

Step 1

Multiply using long multiplication.

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Step 1.1

Multiply

9

$9$ by

0

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

9

$9$ .


	$1$ $1$	$0$ $0$	$0$ $0$	$0$ $0$
$⨯$ $⨯$				$9$ $9$
				$0$ $0$

Step 1.2

Multiply

9

$9$ by

0

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

9

$9$ .


	$1$ $1$	$0$ $0$	$0$ $0$	$0$ $0$
$⨯$ $⨯$				$9$ $9$
			$0$ $0$	$0$ $0$

Step 1.3

Multiply

9

$9$ by

0

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

9

$9$ .


	$1$ $1$	$0$ $0$	$0$ $0$	$0$ $0$
$⨯$ $⨯$				$9$ $9$
		$0$ $0$	$0$ $0$	$0$ $0$

Step 1.4

Multiply

9

$9$ by

1

$1$ . Place the result in the next column in the result line. There is one result line for each digit in

9

$9$ .


	$1$ $1$	$0$ $0$	$0$ $0$	$0$ $0$
$⨯$ $⨯$				$9$ $9$
	$9$ $9$	$0$ $0$	$0$ $0$	$0$ $0$

Step 1.5

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

0

$0$ , then place the

0

$0$ in the result line.


	$1$ $1$	$0$ $0$	$0$ $0$	$0$ $0$
$⨯$ $⨯$				$9$ $9$
	$9$ $9$	$0$ $0$	$0$ $0$	$0$ $0$
				$0$ $0$

Step 1.6

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

0

$0$ , then place the

0

$0$ in the result line.


	$1$ $1$	$0$ $0$	$0$ $0$	$0$ $0$
$⨯$ $⨯$				$9$ $9$
	$9$ $9$	$0$ $0$	$0$ $0$	$0$ $0$
			$0$ $0$	$0$ $0$

Step 1.7

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

0

$0$ , then place the

0

$0$ in the result line.


	$1$ $1$	$0$ $0$	$0$ $0$	$0$ $0$
$⨯$ $⨯$				$9$ $9$
	$9$ $9$	$0$ $0$	$0$ $0$	$0$ $0$
		$0$ $0$	$0$ $0$	$0$ $0$

Step 1.8

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

9

$9$ , then place the

9

$9$ in the result line.


	$1$ $1$	$0$ $0$	$0$ $0$	$0$ $0$
$⨯$ $⨯$				$9$ $9$
	$9$ $9$	$0$ $0$	$0$ $0$	$0$ $0$
	$9$ $9$	$0$ $0$	$0$ $0$	$0$ $0$


	$1$ $1$	$0$ $0$	$0$ $0$	$0$ $0$
$⨯$ $⨯$				$9$ $9$
	$9$ $9$	$0$ $0$	$0$ $0$	$0$ $0$
	$9$ $9$	$0$ $0$	$0$ $0$	$0$ $0$

Step 2

The result of

1000 \cdot 9

$1000 \cdot 9$ is

9000

$9000$ .

9000

$9000$