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How to Divide by 1000
Video Crash Courses
Want to watch animated videos and solve interactive exercises about dividing by 1000? Click here to try the Video Crash Course called “Divide by 10, 100 and Beyond”!
When you need to divide a number by , there’s a great trick you can use!
Rule
When you divide a number by , you move the point in the number three places to the left.
There are three special cases you’ll come across:
- 1.
- If the number is not a decimal number, remember that there is always an invisible point behind the last digit. Then you can move that point three places to the left.
- 2.
- If the number ends in a , moving the point past that makes the disappear.
- 3.
- If you have to move the point past all the digits of the number, you get empty places at the start of the number that you fill up with .
You’ll use the rule in the box below a lot moving forward. Make sure you understand what it says. Below the box there will be some examples.
Rule
Dividing by is the same as multiplying by :
The trick of moving the decimal point when dividing by 1000, is similar to a trick you can use when multiplying by 1000.
Example 1
Dividing by 1000
- a)
- b)
- c)
- d)
Example 2
Multiplying by
- a)
- b)
- c)
- d)
