Hard And Easy Multiplication
Crazy Addition
Normal Subtraction
Rounding To The Nearest Hundred
Space
100

100 x 100 

1000 

100

1000 + 3000 

4000

100

9 - 5

4

100

165 Is Rounded To 

200

100

What is the 8th planet from the sun

Neptune

200

8 x 10 

80

200

436 Is Rounded To 

400

400

10000 - 1000

 9000

500

100 - 10 

90