Algebra Examples

90 \cdot 3

$90 \cdot 3$

Step 1

Multiply using long multiplication.

Tap for more steps...

Step 1.1

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

3

$3$ .


	$9$ $9$	$0$ $0$
$⨯$ $⨯$		$3$ $3$
		$0$ $0$

Step 1.2

Multiply

3

$3$ by

9

$9$ . Place the ones digit

(7)

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

(2)

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

3

$3$ .


	$9$ $9$	$0$ $0$
$⨯$ $⨯$		$3$ $3$
$2$ $2$	$7$ $7$	$0$ $0$

Step 1.3

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

0

$0$ , then place the

0

$0$ in the result line.


	$9$ $9$	$0$ $0$
$⨯$ $⨯$		$3$ $3$
$2$ $2$	$7$ $7$	$0$ $0$
		$0$ $0$

Step 1.4

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

7

$7$ , then place the

7

$7$ in the result line.


	$9$ $9$	$0$ $0$
$⨯$ $⨯$		$3$ $3$
$2$ $2$	$7$ $7$	$0$ $0$
	$7$ $7$	$0$ $0$

Step 1.5

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

2

$2$ , then place the

2

$2$ in the result line.


	$9$ $9$	$0$ $0$
$⨯$ $⨯$		$3$ $3$
$2$ $2$	$7$ $7$	$0$ $0$
$2$ $2$	$7$ $7$	$0$ $0$


	$9$ $9$	$0$ $0$
$⨯$ $⨯$		$3$ $3$
$2$ $2$	$7$ $7$	$0$ $0$
$2$ $2$	$7$ $7$	$0$ $0$

Step 2

The result of

90 \cdot 3

$90 \cdot 3$ is

270

$270$ .

270

$270$

90 \cdot 3

$90 \cdot 3$

(

)

[

]

√



≥

















≤















∩

∪







∞











