Between the 10s
Between the 100s
Round to the nearest 10
Round to the nearest hundred
Think about the number line
100

The number is 37. What two tens is it in between?

30 and 40

100

The number is 154. What two hundreds is it between? 

100 and 200

100

35

40

100

154

200

100

46 is closer to which ten: 40 or 50?

50

200

The number is 54. What two tens is it in between?

50 and 60

200

The number is 389. What two hundreds is it between?

300 and 400


200

72

70

200

439

400

200

122 is closer to which hundred: 100 or 200?

100

300

The number is 89. What two tens is it in between?

80 and 90

300

The number is 471. What two hundreds is it between?

400 and 500

300

88

90

300

680

700

300

Name one number that is less than 300, but would round to 300. 

250-299

400

The number is 21. What two tens is it in between?

20 and 30

400

The number is 621. What two hundreds is it between?

600 and 700

400

44

40

400

249

200

400

What number is halfway between 400 and 500?

450

500

The number is 99. What two tens is it in between?

90 and 100

500

The number is 799. What two hundreds is it between?

700 and 800

500

96

100

500

950

1,000

500

Name two numbers that are more than 500, but would round to 500.

501-549

M
e
n
u