Chapter 1: “Number Theory and Systems”

Chapter 1: Number Theory

Hi, this is a series of questions about this topic. This is a FINAL TEST. You only have 1 opportunity, so no try to cheat. But don't worry too much, just try your best. ​

Multiple Choice

Write in expanded form:

657

• 600 + 50 + 7

• 6 + 5 + 7

• 6 + 50 + 7

• 60 + 50 + 70

Multiple Choice

Write in expanded form:

873

• 8 + 7 + 3

• 70 + 30 + 80

• 800 + 70 + 3

• 80 + 70 + 30

Multiple Choice

Write in standard form:

500 + 70 + 2

• 5072

• 572

• 50702

• 570

Multiple Choice

Write in standard form:

400 + 30 + 9

• 439

• 438

• 40309

• 4309

Multiple Choice

Write in expanded form:

9125

• 90 + 10 + 20 + 5

• 9 + 1 + 2 + 5

• 900 + 100 + 20 + 5

• 9000 + 100 + 20 + 5

Multiple Choice

Write in standard form:

3000 + 200 + 50 + 1

• 3251

• 30251

• 32510

• 3020501

​Seventy-three thousand four hundred and forty

=>>>​

73.440​

​As number

36.046

​=>>>

Thirty-six​ thousand and forty-five

​As word

Writing Numbers in Words

Open Ended

Write this number as word:

321

Open Ended

Write this number as word:

4.312

Open Ended

Write this number as word:

56.789

Open Ended

Write this word as number:

Twelve thousand and eleven

Open Ended

Write this word as number:

Four thousand six hundred and seventy-two

Open Ended

Write this word as number:

Eighty-eight thousand eight hundred and eight

Multiple Choice

354 ___ 543

• >

• <

• =

Multiple Choice

748 ___ 98

• >

• <

• =

Multiple Choice

1387 ___ 1387

• >

• <

• =

Multiple Choice

1282 is _______ 1282

• greater than

• less than

• equal to

Multiple Choice

6403 is _______ 6413

• greater than

• less than

• equal to

Multiple Choice

5432 is _______ 2305

• greater than

• less than

• equal to

Multiple Choice

Round this number to the nearest ten:

46

• 40

• 50

Multiple Choice

Round this number to the nearest ten:

22

• 20

• 30

Multiple Choice

Round this number to the nearest ten:

94

• 90

• 100

Multiple Choice

Round this number to the nearest ten:

768

• 760

• 770

Multiple Choice

Round this number to the nearest ten:

589

• 580

• 590

Multiple Choice

Round this number to the nearest ten:

211

• 210

• 200

Poll

How hard was this test for you?

• 1. too easy

• 2. easy

• 3. normal

• 4. hard

• 5. too hard

Open Ended

How do you feel about Number theory and systems?