How to calculate 45 multiplied by 2 using long multiplication

How to calculate 45 multiplied by 2

How to calculate 45 multiplied by 2 using long multiplication. Here is step-by-step how to calculate 45 times 2 using long multiplication:

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

	4	5
x		2

Step 2: Multiply
2 x 5 = 10. Put 0 below the line and 1 as a reminder on top:

	1
	4	5
x		2
		0

Step 3: Multiply
2 x 4 = 8. Take 8 and add 1 from the previous step to get 9. Enter 9 at the bottom:

	4	5
x		2
	9	0

The bottom line is the answer. Therefore, 45 times 2 equals:

90

Long Multiplication Calculator
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How to calculate 46 multiplied by 2
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