Long Multiplication

Long multiplication extends tables work so that numbers bigger than 10 can be multiplied without using a calculator. There are a number of ways to do this.

The traditional method is demonstrated in the example below. This method is very versatile and can handle decimals as well as whole numbers. In the box on the right you can enter your own multiplications. Watch as the solution unfolds step by step.

Long multiplication online

Enter values for multiplication and click on the button "Do multiplication" to see the solution generated step by step.
First number
Second number

Click here to see a visual method for multiplying two 2-digit numbers