Number Relationships

Factors

100

List all the factors of 9. 

1, 3, 9

200

List all the factors of 20. 

1, 2, 4, 5, 10, 20

300

List all the factors of 60. 

1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60

400

What are the prime factors of 12?

2 and 3

500

What is the Greatest Common Factor of 12 and 24?

12

Multiples

100

List the first 5 multiples of 2. 

2, 4, 6, 8, 10

200

List the first 5 multiples of 6.

6, 12, 18, 24, 30

300

What is the Least Common Multiple of 10 and 25?

50

400

What is the Least Common Multiple of 3 and 8?

24

500

What is the Least Common Multiple of 9 and 15?

45

Squares and Roots

100

Expand and solve: 3²

3 x 3 = 9

200

What is the square root of 64?

8

300

What is the square root of 144?

12

400

If a square garden has an area of 16m² , what is the length of one of it's sides? 

4m

500

If a square garden has an area of 9m², what is the perimeter? 

12m

Exponents

100

Expand and solve: 5³

5 x 5 x 5 = 125

200

Expand and solve: 4³

4 x 4 x 4  = 64

300

Expand and solve: 2⁴

16

400

3³ x 2²

108

500

2¹ x 3⁰ x 5²

50

Place Value

100

What place is the 5 in?   12,521

hundreds

200

What place is the 4 in?  1,437,020

hundred thousands

300

What place is the 1 in? 1,000,208

millions

400

Write this number in expanded form: 124, 876

100,000 + 20,000 + 4,000 + 800 + 70 + 6

500

Write this number in expanded form using exponents: 

32,568

3 x 10⁴ + 2 x 10³ + 5 x 10² + 6 x 10¹ + 8 x 10⁰