10
100
1000
Rules of Rounding
100

46

What is 50

100

143

What is 100

100

1967

What is 2000

100

Why do we use rounding?

What is making numbers easier to use.

200

24

What is 20

200

187

What is 200

200

1432

What is 1000

200

Over 5

What is rounding up

300

95

What is 100

300

1398

What is 1400

300

1500

What is 2000


300

Below 5

What is Rounding down

400

189

What is 190

400

1934

What is 1900

400

79853

What is 8000

400

Do you look to the left or right when rounding 

What is looking to the right

500

1543

What is 1540

500

3967

What is 4000

500

9999

What is 10000

500

If it is 5

What is rounding up