Basic Math Examples

20 \cdot 3500

$20 \cdot 3500$

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

3500

$3500$ .


			$2$ $2$	$0$ $0$
$\times$ $⨯$	$3$ $3$	$5$ $5$	$0$ $0$	$0$ $0$
				$0$ $0$

Step 1.2

Multiply

0

$0$ by

2

$2$ . Place the result in the next column in the result line. There is one result line for each digit in

3500

$3500$ .


			$2$ $2$	$0$ $0$
$\times$ $⨯$	$3$ $3$	$5$ $5$	$0$ $0$	$0$ $0$
			$0$ $0$	$0$ $0$

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

3500

$3500$ .


			$2$ $2$	$0$ $0$
$\times$ $⨯$	$3$ $3$	$5$ $5$	$0$ $0$	$0$ $0$
			$0$ $0$	$0$ $0$
			$0$ $0$

Step 1.4

Multiply

0

$0$ by

2

$2$ . Place the result in the next column in the result line. There is one result line for each digit in

3500

$3500$ .


			$2$ $2$	$0$ $0$
$\times$ $⨯$	$3$ $3$	$5$ $5$	$0$ $0$	$0$ $0$
			$0$ $0$	$0$ $0$
		$0$ $0$	$0$ $0$

Step 1.5

Multiply

5

$5$ by

0

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

3500

$3500$ .


			$2$ $2$	$0$ $0$
$\times$ $⨯$	$3$ $3$	$5$ $5$	$0$ $0$	$0$ $0$
			$0$ $0$	$0$ $0$
		$0$ $0$	$0$ $0$
		$0$ $0$

Step 1.6

Multiply

5

$5$ by

2

$2$ . Place the ones digit

(0)

$(0)$ in the result line and carry the tens digit

(1)

$(1)$ . There is one result line for each digit in

3500

$3500$ .


			$2$ $2$	$0$ $0$
$\times$ $⨯$	$3$ $3$	$5$ $5$	$0$ $0$	$0$ $0$
			$0$ $0$	$0$ $0$
		$0$ $0$	$0$ $0$
$1$ $1$	$0$ $0$	$0$ $0$

Step 1.7

Multiply

3

$3$ by

0

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

3500

$3500$ .


			$2$ $2$	$0$ $0$
$\times$ $⨯$	$3$ $3$	$5$ $5$	$0$ $0$	$0$ $0$
			$0$ $0$	$0$ $0$
		$0$ $0$	$0$ $0$
$1$ $1$	$0$ $0$	$0$ $0$
	$0$ $0$

Step 1.8

Multiply

3

$3$ by

2

$2$ . Place the result in the next column in the result line. There is one result line for each digit in

3500

$3500$ .


			$2$ $2$	$0$ $0$
$\times$ $⨯$	$3$ $3$	$5$ $5$	$0$ $0$	$0$ $0$
			$0$ $0$	$0$ $0$
		$0$ $0$	$0$ $0$
$1$ $1$	$0$ $0$	$0$ $0$
$6$ $6$	$0$ $0$

Step 1.9

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

0 + 0 + 0 + 0

$0 + 0 + 0 + 0$ , then place the

0

$0$ in the result line.


			$2$ $2$	$0$ $0$
$\times$ $⨯$	$3$ $3$	$5$ $5$	$0$ $0$	$0$ $0$
			$0$ $0$	$0$ $0$
		$0$ $0$	$0$ $0$
$1$ $1$	$0$ $0$	$0$ $0$
$6$ $6$	$0$ $0$
				$0$ $0$

Step 1.10

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

0 + 0 + 0 + 0

$0 + 0 + 0 + 0$ , then place the

0

$0$ in the result line.


			$2$ $2$	$0$ $0$
$\times$ $⨯$	$3$ $3$	$5$ $5$	$0$ $0$	$0$ $0$
			$0$ $0$	$0$ $0$
		$0$ $0$	$0$ $0$
$1$ $1$	$0$ $0$	$0$ $0$
$6$ $6$	$0$ $0$
			$0$ $0$	$0$ $0$

Step 1.11

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

0 + 0 + 0 + 0

$0 + 0 + 0 + 0$ , then place the

0

$0$ in the result line.


			$2$ $2$	$0$ $0$
$\times$ $⨯$	$3$ $3$	$5$ $5$	$0$ $0$	$0$ $0$
			$0$ $0$	$0$ $0$
		$0$ $0$	$0$ $0$
$1$ $1$	$0$ $0$	$0$ $0$
$6$ $6$	$0$ $0$
		$0$ $0$	$0$ $0$	$0$ $0$

Step 1.12

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

0 + 0 + 0 + 0

$0 + 0 + 0 + 0$ , then place the

0

$0$ in the result line.


			$2$ $2$	$0$ $0$
$\times$ $⨯$	$3$ $3$	$5$ $5$	$0$ $0$	$0$ $0$
			$0$ $0$	$0$ $0$
		$0$ $0$	$0$ $0$
$1$ $1$	$0$ $0$	$0$ $0$
$6$ $6$	$0$ $0$
	$0$ $0$	$0$ $0$	$0$ $0$	$0$ $0$

Step 1.13

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

0 + 0 + 1 + 6

$0 + 0 + 1 + 6$ , then place the

7

$7$ in the result line.


			$2$ $2$	$0$ $0$
$\times$ $⨯$	$3$ $3$	$5$ $5$	$0$ $0$	$0$ $0$
			$0$ $0$	$0$ $0$
		$0$ $0$	$0$ $0$
$1$ $1$	$0$ $0$	$0$ $0$
$6$ $6$	$0$ $0$
$7$ $7$	$0$ $0$	$0$ $0$	$0$ $0$	$0$ $0$


			$2$ $2$	$0$ $0$
$\times$ $⨯$	$3$ $3$	$5$ $5$	$0$ $0$	$0$ $0$
			$0$ $0$	$0$ $0$
		$0$ $0$	$0$ $0$
$1$ $1$	$0$ $0$	$0$ $0$
$6$ $6$	$0$ $0$
$7$ $7$	$0$ $0$	$0$ $0$	$0$ $0$	$0$ $0$

Step 2

The result of

20 \cdot 3500

$20 \cdot 3500$ is

70000

$70000$ .

70000

$70000$