Basic Math Examples

144 \cdot 4

$144 \cdot 4$

Step 1

Multiply using long multiplication.

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Step 1.1

Multiply

4

$4$ by

4

$4$ . Place the ones digit

(6)

$(6)$ in the result line and carry the tens digit

(1)

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

4

$4$ .

		$1$ $1$
	$1$ $1$	$4$ $4$	$4$ $4$
$\times$ $⨯$			$4$ $4$
			$6$ $6$

Step 1.2

Multiply

4

$4$ by

4

$4$ and add the carried

1

$1$ . Place the ones digit

(7)

$(7)$ in the result line and carry the tens digit

(1)

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

4

$4$ .

	$1$ $1$	$1$ $1$
	$1$ $1$	$4$ $4$	$4$ $4$
$\times$ $⨯$			$4$ $4$
		$7$ $7$	$6$ $6$

Step 1.3

Multiply

4

$4$ by

1

$1$ and add the carried

1

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

4

$4$ .


	$1$ $1$	$4$ $4$	$4$ $4$
$\times$ $⨯$			$4$ $4$
	$5$ $5$	$7$ $7$	$6$ $6$

Step 1.4

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

6

$6$ , then place the

6

$6$ in the result line.


	$1$ $1$	$4$ $4$	$4$ $4$
$\times$ $⨯$			$4$ $4$
	$5$ $5$	$7$ $7$	$6$ $6$
			$6$ $6$

Step 1.5

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

7

$7$ , then place the

7

$7$ in the result line.


	$1$ $1$	$4$ $4$	$4$ $4$
$\times$ $⨯$			$4$ $4$
	$5$ $5$	$7$ $7$	$6$ $6$
		$7$ $7$	$6$ $6$

Step 1.6

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

5

$5$ , then place the

5

$5$ in the result line.


	$1$ $1$	$4$ $4$	$4$ $4$
$\times$ $⨯$			$4$ $4$
	$5$ $5$	$7$ $7$	$6$ $6$
	$5$ $5$	$7$ $7$	$6$ $6$


	$1$ $1$	$4$ $4$	$4$ $4$
$\times$ $⨯$			$4$ $4$
	$5$ $5$	$7$ $7$	$6$ $6$
	$5$ $5$	$7$ $7$	$6$ $6$

Step 2

The result of

144 \cdot 4

$144 \cdot 4$ is

576

$576$ .

576

$576$