# NES Middle Grades Math: Properties of Numbers Chapter Exam

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### Page 1

#### Question 1 1. The length of a rectangle is 3 more than twice its width. The total area of the rectangle is 54 square units. What is the width and length of the rectangle?

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Question 2
2.
Which equation is the same as

4 - 2 + 6 + 9 - 5

according to the Commutative Property?

#### Question 3 3. Which set of equations demonstrates the Commutative Property?

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Question 4
4.
Rewrite the following equation using *only* the Symmetric Property of Equality

3(2x + 1) = 2(x + 3)

*only*the Symmetric Property of Equality

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Question 5
5.
Find x.

x = 12 - 8

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#### Question 6 6. What is true of the Commutative Property?

#### Question 7 7. 12 + 3 = 12 + x

#### Question 8 8. Using an algebraic expression, how would you write 56 times a number plus another number equals another number plus 56 times a number.

#### Question 9 9. Find y if y = z and z = 11 + 1

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Question 10
10.
Which of the following expressions is equal to

(a * b) * c

according to the associative property?

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#### Question 11 11. If you multiply the right side of an equation by 10, what must you multiply the left side of the equation by?

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Question 12
12.
Solve.

11x = 44

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Question 13
13.
Solve

x * 0 =

#### Question 14 14. x - 9 = 20

#### Question 15 15. Which one of these examples best illustrates the commutative property of addition?

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#### Question 16 16. Which statement is FALSE about the associative property?

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Question 17
17.
Solve.

x + 12 = 20

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Question 18
18.
Which of the following keeps this equation the same?

5x = 15

#### Question 19 19. Which of the following is the formula for the reflexive property of equality?

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Question 20
20.
Solve

(a^2 + b - c^3) * 0 =

### Page 5

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Question 21
21.
Which equation is the same as

2 * 3 * 9 * 2

according to the Commutative Property?

#### Question 22 22. Which pair of equations demonstrates the Commutative Property?

#### Question 23 23. Which of the following is the addition property of equality?

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Question 24
24.
Rewrite the equation below using *only* the symmetric property of equality.

2x + 5 = 3x - 7

*only*the symmetric property of equality.

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Question 25
25.
Solve.

6x = 18

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#### Question 26 26. (9 + 3) * 0 * (14 - 5) * (3*2) =

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Question 27
27.
Simplify 4(2*x*^2 + *x*) - 6(*x*^2 - 7).

#### Question 28 28. x - 8 = 5

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Question 29
29.
Rewrite the equation below using *only* the Symmetric Property of Equality

3x + 2x + 1 = 4x + 8

*only*the Symmetric Property of Equality

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Question 30
30.
Find x.

x = 5 + 1 - 3

#### NES Middle Grades Math: Properties of Numbers Chapter Exam Instructions

Choose your answers to the questions and click 'Next' to see the next set of questions. You can skip questions if you would like and come back to them later with the yellow "Go To First Skipped Question" button. When you have completed the practice exam, a green submit button will appear. Click it to see your results. Good luck!