Number Sense Review

Exponents

100

Evaluate the following expression

3^5

243

200

Evaluate the following expression

9^2

81

300

Write the following numbers using exponential notation.

2*2*2*3*5*5

2^3*3*5^2

400

Write the following numbers using exponential notation.

2*2*3*3*5*7*7

2^2*3^2*5*7^2

500

Write the following numbers using exponential notation.

49

7^2

Prime Factorization

100

List the prime factorization using exponential notation.

42

2*3*7

200

List the prime factorization using exponential notation.

80

2^4*5

300

List the prime factorization using exponential notation.

84

2^2*3*7

400

List the prime factorization using exponential notation.

144

2^4*3^2

500

List the prime factorization using exponential notation.

200

2^3*5^2

PEMDAS

100

Evaluate the following expresssion. 

7+36/4*3

34

200

Evaluate the following expression

3*[(14-7)*3]

63

300

Evaluate the following expression.

2*[(16/2)*8]

128

400

Evaluate the following expression.

12+16/(7-3)*3^2

48

500

Evaluate the following expression. 

14+12/(8-5)*4^2

78

GCF/LCM

100

Find the GCF of 30 and 75

15

200

Find the LCM of 18 and 45

90

300

Find the GCF of 36 and 12

12

400

Ms. Harris is packing snacks for her family to go on a hike. She has 40 pretzels and 36 goldfish. If she wants the same amount in each bag, what is the largest number of bags she can make?

4

500

Gatorade is sold in packs of 8 and Powerade is sold in packs of 10. What is the smallest number of each drink that you can purchase so that you have the same amount of Gatorade and Powerade?

40

Properties

100

Which property is used in the following expression?

(6 x 7) x 4 = 6 x (7 x 4)

Associative Property of Multiplication

200

Which property is used in the following expression?

2 x (7 + 5) = 2 x 7 + 2 x 5

Distributive Property 

300

Which property is used in the following expression?

4 + 7 = 7 + 4

Commutative Property of Addition

400

Which property is used in the following expression?

8 x 1 = 8

Identity Property of Multiplication 

500

Which property is used in the following expression?

20 ÷ 5 = 5 ÷ 20

None. 

Divisibility

100

Determine if the number is divisible by 2, 3, 4, 5, 6, 9, 10. 

846

2, 3, 6, 9

200

Determine if the number is divisible by 2, 3, 4, 5, 6, 9, 10. 

915

3, 5

300

Determine if the number is divisible by 2, 3, 4, 5, 6, 9, 10. 

5,118

2, 3, 6

400

Determine if the number is divisible by 2, 3, 4, 5, 6, 9, 10. 

951

3

500

Determine if the number is divisible by 2, 3, 4, 5, 6, 9, 10. 

4,320

2, 3, 4, 5, 6, 9, 10