Basic Math Examples

700 \cdot 400

$700 \cdot 400$

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

400

$400$ .


	$7$ $7$	$0$ $0$	$0$ $0$
$\times$ $⨯$	$4$ $4$	$0$ $0$	$0$ $0$
			$0$ $0$

Step 1.2

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

400

$400$ .


	$7$ $7$	$0$ $0$	$0$ $0$
$\times$ $⨯$	$4$ $4$	$0$ $0$	$0$ $0$
		$0$ $0$	$0$ $0$

Step 1.3

Multiply

0

$0$ by

7

$7$ . Place the result in the next column in the result line. There is one result line for each digit in

400

$400$ .


	$7$ $7$	$0$ $0$	$0$ $0$
$\times$ $⨯$	$4$ $4$	$0$ $0$	$0$ $0$
	$0$ $0$	$0$ $0$	$0$ $0$

Step 1.4

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

400

$400$ .


	$7$ $7$	$0$ $0$	$0$ $0$
$\times$ $⨯$	$4$ $4$	$0$ $0$	$0$ $0$
	$0$ $0$	$0$ $0$	$0$ $0$
		$0$ $0$

Step 1.5

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

400

$400$ .


	$7$ $7$	$0$ $0$	$0$ $0$
$\times$ $⨯$	$4$ $4$	$0$ $0$	$0$ $0$
	$0$ $0$	$0$ $0$	$0$ $0$
	$0$ $0$	$0$ $0$

Step 1.6

Multiply

0

$0$ by

7

$7$ . Place the result in the next column in the result line. There is one result line for each digit in

400

$400$ .


	$7$ $7$	$0$ $0$	$0$ $0$
$\times$ $⨯$	$4$ $4$	$0$ $0$	$0$ $0$
	$0$ $0$	$0$ $0$	$0$ $0$
$0$ $0$	$0$ $0$	$0$ $0$

Step 1.7

Multiply

4

$4$ by

0

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

400

$400$ .


	$7$ $7$	$0$ $0$	$0$ $0$
$\times$ $⨯$	$4$ $4$	$0$ $0$	$0$ $0$
	$0$ $0$	$0$ $0$	$0$ $0$
$0$ $0$	$0$ $0$	$0$ $0$
	$0$ $0$

Step 1.8

Multiply

4

$4$ by

0

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

400

$400$ .


	$7$ $7$	$0$ $0$	$0$ $0$
$\times$ $⨯$	$4$ $4$	$0$ $0$	$0$ $0$
	$0$ $0$	$0$ $0$	$0$ $0$
$0$ $0$	$0$ $0$	$0$ $0$
$0$ $0$	$0$ $0$

Step 1.9

Multiply

4

$4$ by

7

$7$ . Place the ones digit

(8)

$(8)$ in the result line and carry the tens digit

(2)

$(2)$ . There is one result line for each digit in

400

$400$ .


			$7$ $7$	$0$ $0$	$0$ $0$
		$\times$ $⨯$	$4$ $4$	$0$ $0$	$0$ $0$
			$0$ $0$	$0$ $0$	$0$ $0$
		$0$ $0$	$0$ $0$	$0$ $0$
$2$ $2$	$8$ $8$	$0$ $0$	$0$ $0$

Step 1.10

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.


			$7$ $7$	$0$ $0$	$0$ $0$
		$\times$ $⨯$	$4$ $4$	$0$ $0$	$0$ $0$
			$0$ $0$	$0$ $0$	$0$ $0$
		$0$ $0$	$0$ $0$	$0$ $0$
$2$ $2$	$8$ $8$	$0$ $0$	$0$ $0$
					$0$ $0$

Step 1.11

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

0 + 0 + 0

$0 + 0 + 0$ , then place the

0

$0$ in the result line.


			$7$ $7$	$0$ $0$	$0$ $0$
		$\times$ $⨯$	$4$ $4$	$0$ $0$	$0$ $0$
			$0$ $0$	$0$ $0$	$0$ $0$
		$0$ $0$	$0$ $0$	$0$ $0$
$2$ $2$	$8$ $8$	$0$ $0$	$0$ $0$
				$0$ $0$	$0$ $0$

Step 1.12

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

0 + 0 + 0

$0 + 0 + 0$ , then place the

0

$0$ in the result line.


			$7$ $7$	$0$ $0$	$0$ $0$
		$\times$ $⨯$	$4$ $4$	$0$ $0$	$0$ $0$
			$0$ $0$	$0$ $0$	$0$ $0$
		$0$ $0$	$0$ $0$	$0$ $0$
$2$ $2$	$8$ $8$	$0$ $0$	$0$ $0$
			$0$ $0$	$0$ $0$	$0$ $0$

Step 1.13

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

0 + 0 + 0

$0 + 0 + 0$ , then place the

0

$0$ in the result line.


			$7$ $7$	$0$ $0$	$0$ $0$
		$\times$ $⨯$	$4$ $4$	$0$ $0$	$0$ $0$
			$0$ $0$	$0$ $0$	$0$ $0$
		$0$ $0$	$0$ $0$	$0$ $0$
$2$ $2$	$8$ $8$	$0$ $0$	$0$ $0$
		$0$ $0$	$0$ $0$	$0$ $0$	$0$ $0$

Step 1.14

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

0 + 0 + 8

$0 + 0 + 8$ , then place the

8

$8$ in the result line.


			$7$ $7$	$0$ $0$	$0$ $0$
		$\times$ $⨯$	$4$ $4$	$0$ $0$	$0$ $0$
			$0$ $0$	$0$ $0$	$0$ $0$
		$0$ $0$	$0$ $0$	$0$ $0$
$2$ $2$	$8$ $8$	$0$ $0$	$0$ $0$
	$8$ $8$	$0$ $0$	$0$ $0$	$0$ $0$	$0$ $0$

Step 1.15

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

0 + 0 + 2

$0 + 0 + 2$ , then place the

2

$2$ in the result line.


			$7$ $7$	$0$ $0$	$0$ $0$
		$\times$ $⨯$	$4$ $4$	$0$ $0$	$0$ $0$
			$0$ $0$	$0$ $0$	$0$ $0$
		$0$ $0$	$0$ $0$	$0$ $0$
$2$ $2$	$8$ $8$	$0$ $0$	$0$ $0$
$2$ $2$	$8$ $8$	$0$ $0$	$0$ $0$	$0$ $0$	$0$ $0$


			$7$ $7$	$0$ $0$	$0$ $0$
		$\times$ $⨯$	$4$ $4$	$0$ $0$	$0$ $0$
			$0$ $0$	$0$ $0$	$0$ $0$
		$0$ $0$	$0$ $0$	$0$ $0$
$2$ $2$	$8$ $8$	$0$ $0$	$0$ $0$
$2$ $2$	$8$ $8$	$0$ $0$	$0$ $0$	$0$ $0$	$0$ $0$

Step 2

The result of

700 \cdot 400

$700 \cdot 400$ is

280000

$280000$ .

280000

$280000$