Basic Math Examples

$3 \cdot 17$

Step 1

Multiply using long multiplication.

Tap for more steps...

Step 1.1

Multiply

$7$ by

$3$ . Place the ones digit

$(1)$ in the result line and carry the tens digit

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

$17$ .


		$3$
$⨯$	$1$	$7$
	$2$	$1$

Step 1.2

Multiply

$1$ by

$3$ . Place the result in the next column in the result line. There is one result line for each digit in

$17$ .


		$3$
$⨯$	$1$	$7$
	$2$	$1$
	$3$

Step 1.3

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

$1 + 0$ , then place the

$1$ in the result line.


		$3$
$⨯$	$1$	$7$
	$2$	$1$
	$3$
		$1$

Step 1.4

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

$2 + 3$ , then place the

$5$ in the result line.


		$3$
$⨯$	$1$	$7$
	$2$	$1$
	$3$
	$5$	$1$


		$3$
$⨯$	$1$	$7$
	$2$	$1$
	$3$
	$5$	$1$

Step 2

The result of

$3 \cdot 17$ is

$51$ .

$51$

$3 \cdot 17$

(

)

[

]

√



≥















≤





































