Addition and Subtraction Operations
Multiplication and Division Operations
Applications of Integers I
Evaluate Integers Expressions
Integers and the Number Line
100
-8 + 3 = ?
Answer: -5
100
-6 · 5 = ?
Answer: -30
100
Write “100 feet above sea level” as an integer.
Answer: 100
100
5x + 4 if x = 3
Answer: 19
100
Which integer is indicated by an arrow from zero to point P on the number line shown?
Answer: -5
200
-7 – 7 = ?
Answer: -14
200
-28 ÷ -7 = ?
Answer: 4
200
Write an integer to represent a temperature of seventeen degrees below zero.
Answer: -17
200
7a + 3 if a = -2
Answer: -11
200
Write and evaluate an integer expression for the figure below.
Answer: -3 + 5 = 2
300
-3 + (-3) = ?
Answer: -6
300
(-3)(-2)(9) = ?
Answer: 54
300
Which of the following could represent a loss as a result of running a football play?
17
-8
0
None of these
Answer: -8
300
-8g + 3n if g = -3 and n = 4
Answer:36
300
Write and evaluate an integer expression for the figure below.
Answer: 2 – 4 = -2
400
5 – (-4) = ?
Answer: 9
400
60 ÷ (-3 · 2) = ?
Answer: -10
400
Which of the following integers could represent the change in a science project grade due to a penalty for turning the project in late?
0
10
-10
None of these
Answer: -10
400
x + 7p if x = -1, p = 8
Answer: 55
400
What is the length and direction of an arrow that goes from -4 to -1 on the number line?
Answer: positive 3
500
-2 – (-8 + 6) = ?
Answer: 0
500
-12 · (-20 ÷ 5) = ?
Answer: 48
500
Write an integer to represent the change in elevation of an object if it remains stationary.
Answer: 0
500
-b - 4x + 7g if b = 2, x = 4, g = 5
Answer: 17
500
What is the end point of an arrow that starts at -3 on the number line and moves 8 1/2 in the positive direction?
Answer: 5 1/2