How to calculate 81 multiplied by 4 using long multiplication

How to calculate 81 multiplied by 4

How to calculate 81 multiplied by 4 using long multiplication. Here is step-by-step how to calculate 81 times 4 using long multiplication:

Step 1: Setup
Set up your multiplication problem like this:

	8	1
x		4

Step 2: Multiply
4 x 1 = 4. Put 4 below the line and 0 as a reminder on top:

	0
	8	1
x		4
		4

Step 3: Multiply
4 x 8 = 32. Take 32 and add 0 from the previous step to get 32. Enter 32 at the bottom:

		8	1
x			4
	3	2	4

The bottom line is the answer. Therefore, 81 times 4 equals:

324

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How to calculate 82 multiplied by 4
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