Basic Math Examples

$23 \cdot 9$

Step 1

Multiply using long multiplication.

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Step 1.1

Multiply

$9$ by

$3$ . Place the ones digit

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

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

$9$ .

Step 1.2

Multiply

$9$ by

$2$ and add the carried

$2$ . Place the ones digit

$(0)$ in the result line and carry the tens digit

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

$9$ .

Step 1.3

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

$7$ , then place the

$7$ in the result line.

Step 1.4

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

$0$ , then place the

$0$ in the result line.

Step 1.5

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

$2$ , then place the

$2$ in the result line.

Step 2

The result of

$23 \cdot 9$ is

$207$ .

$207$