Basic Math Examples

$29 \cdot 12$

Step 1

Multiply using long multiplication.

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Step 1.1

Multiply

$2$ by

$9$ . Place the ones digit

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

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

$12$ .

	$1$
	$2$	$9$
$⨯$	$1$	$2$
		$8$

Step 1.2

Multiply

$2$ by

$2$ and add the carried

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

$12$ .


	$2$	$9$
$⨯$	$1$	$2$
	$5$	$8$

Step 1.3

Multiply

$1$ by

$9$ . Place the result in the next column in the result line. There is one result line for each digit in

$12$ .


	$2$	$9$
$⨯$	$1$	$2$
	$5$	$8$
	$9$

Step 1.4

Multiply

$1$ by

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

$12$ .


	$2$	$9$
$⨯$	$1$	$2$
	$5$	$8$
$2$	$9$

Step 1.5

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

$8 + 0$ , then place the

$8$ in the result line.


	$2$	$9$
$⨯$	$1$	$2$
	$5$	$8$
$2$	$9$
		$8$

Step 1.6

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

$5 + 9$ , then place the

$4$ in the result line and carry the

$1$ .


	$2$	$9$
$⨯$	$1$	$2$
	$5$	$8$
$2$	$9$
	$4$	$8$

Step 1.7

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

$0 + 2 + 1$ , then place the

$3$ in the result line.


	$2$	$9$
$⨯$	$1$	$2$
	$5$	$8$
$2$	$9$
$3$	$4$	$8$


	$2$	$9$
$⨯$	$1$	$2$
	$5$	$8$
$2$	$9$
$3$	$4$	$8$

Step 2

The result of

$29 \cdot 12$ is

$348$ .

$348$