Number Sense Review

Identify Place Value

100

Identify the place value and exact value of the following underlined digit:

46, 295

thousands

6, 000

200

Identify the place value and exact value of the following underlined digit:

173, 490

ten thousands

70, 000

300

Identify the place value and exact value of the following underlined digit:

380, 463

hundred thousands

300, 000

400

Identify the place value and exact value of the following underlined digit:

2, 425, 987

millions

2, 000, 000

500

Identify the place value and exact value of the following underlined digit:

123, 456, 789

ten millions

20, 000, 000

Different Forms

100

Represent the following number in the missing form:

- 16, 483

- sixteen thousand four hundred eighty three

10,000 + 6,000 + 400 + 80 + 3

200

Represent the following number in the missing form:

- 30,000 + 9,000 + 200 + 80 + 3

- thirty nine thousand two hundred eighty three

39, 283

300

Represent the following number in the missing form:

- 408, 325

- 400,000 + 8,000 + 300 + 20 + 5

four hundred eight thousand three hundred twenty five

400

Represent the following number in the missing form:

- 1,000,000 + 600,000 + 50,000 + 70 + 8

- one million six hundred fifty thousand seventy eight

1, 650, 078

500

Represent the following number in the missing 2 forms:

- sixteen million eight hundred four thousand twenty nine

- 10,000,000 + 6,000,000 + 800,000 + 4,000 + 20 + 9

- 16, 804, 029

Comparing / Ordering

100

Comparing the following two numbers:

95, 784 ______ 95, 456

>

200

Comparing the following two numbers:

745, 904 _____ 745, 940

<

300

Comparing the following three numbers:

137, 429 _____ 173, 429 _____ 173, 294

<         >

400

Comparing the following three numbers:

1,000,000 _____ 999, 999 _____ nine hundred thousand

>            >

500

Comparing the following four numbers:

21, 809 ___ 201,000 ___ 21, 999 ___ 210, 999

<        >         <

Rounding

100

Round to the underlined digit:

14, 516

14, 500

200

Round to the underlined digit:

354, 687

355, 000

300

Round to the underlined digit:

247, 938

247, 940

400

Round to the underlined digit:

3, 567, 994

3, 568, 000

500

Round to the underlined digit:

179, 999, 999

180, 000, 000

Skip Counting

100

Start at the number 12, 456​

skip count by 10's three times

​​​

12, 486

200

Start at the number 37, 425

skip count by 100's five times

37, 925

300

Start at the number 148, 978

skip count by 100's five times

149, 478

400

Start at the number 467, 984

skip count by 1,000's three times

470, 984

500

Start at the number 3, 678, 904

skip count by 10, 000's five times

3, 728, 904