How to calculate 21 multiplied by 1 using long multiplication

How to calculate 21 multiplied by 1

How to calculate 21 multiplied by 1 using long multiplication. Here is step-by-step how to calculate 21 times 1 using long multiplication:

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

	2	1
x		1

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

	0
	2	1
x		1
		1

Step 3: Multiply
1 x 2 = 2. Take 2 and add 0 from the previous step to get 2. Enter 2 at the bottom:

	2	1
x		1
	2	1

The bottom line is the answer. Therefore, 21 times 1 equals:

21

Long Multiplication Calculator
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How to calculate 22 multiplied by 1
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