Lesson 1 - Place Value
Lesson 2 - Comparing
Lesson 3 - Rounding
Lesson 4 - Adding
Lesson 5 - Subtracting
100

What place is the 6 in?

569

Tens

100
What symbol belongs in the blank?

7,422 ________ 8,543

< (less than)

100

digits 0 - 4 you round _________. 

Down

100

What is the answer to an addition problem?

Sum

100

What is the answer to a subtraction problem?

Difference

200

What place is the 7 in?

273,145

ten thousands

200

What symbol goes in the blank?

65,122 _______ 56,222

> (greater than)
200

Do you round up or down if you see a 5?

Up

200

4,583 + 1,295

5,878

200

When estimating, you should round to the _______ place. 

same

300

What is the value of the 9?

954,231

900,000

300

Write the following numbers in order from least to greatest :

56,222  31,454   62, 677

31, 454   

56, 222

62,677

300

What place has the following number been rounded to?

23,000

nearest thousand

300

What number is being shown? 

10,000 + 4,000 + 50 + 2

14,052

300

4,000 - 1,523 = 

2,477

400
Write the following number in expanded form:

893,664

800,000 + 90,000 + 3,000 + 600 + 60 + 4

400

How many thousands are in the number 402,545

402 Thousands

400

Round to the nearest ten thousand:

456,777

460,000

400

9, 542 + 3,565

13,107

400

2,145 - 3,210 = 

Cannot be done

500

In the number 255, how much did the 5 in the tens place increase by compared to the 5 in the ones place?

Times 10 

500
How many hundreds are in the number 3,422

34 hundreds

500

Round the following number to the nearest thousand, hundred, and ten

156,712

157,000

156,700

156,710

500

4,765 + 3,222 =?

Estimate to check that your answer is reasonable

7987 (estimation will vary)

500

Write a subtraction problem that would help you estimate the difference:

23,145 - 55,654 = 

answers may vary (should all be rounded to the same place)

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