Basic Math Examples

25 \cdot 33

$25 \cdot 33$

Step 1

Multiply using long multiplication.

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Step 1.1

Multiply

3

$3$ by

5

$5$ . Place the ones digit

(5)

$(5)$ in the result line and carry the tens digit

(1)

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

33

$33$ .

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

Step 1.2

Multiply

3

$3$ by

2

$2$ 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

33

$33$ .


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

Step 1.3

Multiply

3

$3$ by

5

$5$ . Place the ones digit

(5)

$(5)$ in the result line and carry the tens digit

(1)

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

33

$33$ .

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

Step 1.4

Multiply

3

$3$ by

2

$2$ 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

33

$33$ .


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

Step 1.5

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

5 + 0

$5 + 0$ , then place the

5

$5$ in the result line.


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

Step 1.6

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

7 + 5

$7 + 5$ , then place the

2

$2$ in the result line and carry the

1

$1$ .


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

Step 1.7

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

0 + 7 + 1

$0 + 7 + 1$ , then place the

8

$8$ in the result line.


	$2$ $2$	$5$ $5$
$⨯$ $⨯$	$3$ $3$	$3$ $3$
	$7$ $7$	$5$ $5$
$7$ $7$	$5$ $5$
$8$ $8$	$2$ $2$	$5$ $5$


	$2$ $2$	$5$ $5$
$⨯$ $⨯$	$3$ $3$	$3$ $3$
	$7$ $7$	$5$ $5$
$7$ $7$	$5$ $5$
$8$ $8$	$2$ $2$	$5$ $5$

Step 2

The result of

25 \cdot 33

$25 \cdot 33$ is

825

$825$ .

825

$825$