Harford Community College Name_________________
Educational and Transitional Studies Division Date__________________
Spring 2008 Instructor________________
Math 010: Pre-Algebra – Chapter 2 Quiz
Show all work for credit
1. Graph the following numbers on the same number line: 3, -3, 0, -5, 5
2. Add: (-8) + (-18) + 23
3. Subtract: 23 – (-14) – (-8)
4. Multiply: (-3)(-6)(-4)
5. Simplify:
48
)8(3
6. Simplify:
73
)32()98(
7. Simplify:
13)}52(45{3
8. Evaluate the following expression when x = -4 and y = -5:
1232 xy
9. Evaluate the following expression when x = 4 and y = -2:
3
2
4
y
yx
10. Compute the average of the following 5 integers: 7, -11, 21, 3,