Rounding numbers to the nearest 100

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Think of how many students are at your school. Unless it is a small school you would probably think of a number to the nearest hundred. Below are three examples of rounding an exact number to the nearest hundred.

Note: You can use this rounding calculator at the foot of this page to round a number to the nearest 100.

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Rule for rounding to the nearest 100

Look at the number in the tens' place and...
Rule for rounding up or down

View the examples below showing how to round to the nearest 100

Example 1:

Example showing how to round 423 to the nearest hundred

Example 2:

Example showing 881 being rounded to the nearest hundred

Example 3:

Rounding 3459 to the nearest hundred

How to round to the nearest 100

Steps
Ex. 1
Ex. 2
Ex. 3
Ex. 4
Let’s round a number to the nearest 100.441 178 922 4568
Underline the ten's place. 441 178 922 4568
If it is less than 5, round down.400   900  
If it is 5 or more, round up.  200   4600

 

Rounding Calculator


rounded to the nearest