Rounding to the nearest 10
Round the following number to the nearest 10.
245
250
Round the following number to the nearest 100.
233
200
Round the following number to the nearest 1000.
7654
8000
What is the first thing you decide on when rounding?
Find the target based on what place value you are rounding to.
What number comes half way between 800 and 900?
850
Round the following number to the nearest 10.
33
30
Round the following number to the nearest 100.
876
900
Round the following number to the nearest 1000.
2113
2000
What number is halfway between 900 and 1000?
950
Round the following number to the nearest 10.
256
260
Round the following number to the nearest 100.
1876
1900
Round the following number to the nearest 1000.
3609
4000
If my neighbour number is 5,6,7,8,9, I round ___.
up
A number has the digits 7, 3, and 1. To the nearest hundred, the number rounds to 400. What is the number?
371
Round the following number to the nearest 10.
1008
1010
Round the following number to the nearest 100.
921
900
Round the following number to the nearest 1000.
1002
1000
What do I do when there are numbers before my target number?
Keep them the same.
The number 75 22_ is missing a digit. When you round the number to the nearest ten, you get 75 230. What is a possible value for the missing digit?
There is more than one correct answer. The missing digit can be 5, 6, 7, 8, or 9.
Round the following number to the nearest 10.
588
590
Round the following number to the nearest 100.
382
400
Round the following number to the nearest 1000.
9999
10,000
What do I do with numbers that come after the target?
Change them to zeroes
The number 8 _00 is missing a digit. When you round the number to the nearest thousand, you get 8000. What is a possible value for the missing digit?
There is more than one correct answer. The missing digit can be 0, 1, 2, 3, or 4.