Pre-Algebra/Unit 1 Practice Test: Variables, Expressions, and Integers
Name:
Date:
1. Define and give an example of an exponent.
2. In the number 53, read “five to the third power” or “five cubed”, the 5 is called
the______.
3. Define absolute value and write an example using correct notation.
Play / Yardage1 /
2 /
3 /
4 /
5 /
6 /
4. The table shows the yardage gained and lost on the first 6 plays of a football game. What is the order of the yardage from least to greatest?
A. /B. /
C. /
D. /
5. Write the rules for the Order of Operations.
6. When following the Order of Operations, what is the second operation that would be performed on the following expression?
7. Write the 6 rules for working with integers.
8. Simplify 53
9. Simplify:
10. Evaluate the expression when x = 3 and y = 5; 4x + 3y
11. Evaluate the expression when a = 4 and b = 6; (a + 2)2 – 5b
12. Evaluate the expression when t = .02 and k = 5; 3(t2 + 4k)
13. State the absolute value of the expressions below.
a. |35| b. |–14|
14. Evaluate the expression when a = and b = 6;
a. b.
Simplify.
15. 35 + (–11) 15. (–15) + (+5)
16. –8 – 7 17. –17 + 10 – 2
18. –5(12) 19.
20. 21. (–2)4
22. Plot and label the points listed.
A (3, 4) B (–2, 3) C ( 4, –1) D
23. What quadrant contains point B?
24. Draw a model for subtracting.
25. True or False: The absolute value of a number can never be negative. Explain your answer.
Pre-Algebra Practice Test Unit 1: Variables, Expressions, and Integers Page 2 of 4