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Vocabulary
Ordering and Comparing Integers
Adding Integers
Word Problems
Mixed Review
100

What are "integers"?

Integers are positive and negative whole numbers.

100
Compare: - 7 ____ 3
- 7 < 3
100
What is -23 + 31 ?
8
100
A part of Death Valley, near Badwater, lies 282 ft below sea level. Write an expression that represents the distance in feet of this elevation from sea level.
-282.
100

What is the opposite and the absolute value of -7?

7

200

Whole numbers and their corresponding negative numbers are called __________.

Opposites

200
Compare: -9 ____ -10
- 9 > -10
200
What is -38+ (-54) ?
-92
200
Over a 4-week period, John recorded the weight change of his dog, Max, at the end of each week. Results: Week 1's weight change: -1 Week 2: -9 Week 3: 4 Week 4: -6 Over which week did the greatest weight change occur?
Week 2.
200
What is 24 + (-46)?
-22
300

The absolute value of a number is the distance from ___________

zero

300
Mark writes down the low temperatures for 7 days in his town, as shown below. Order the integers from least to greatest. 4, -5, 0, 2, -7, -1, 6
7, -5, -1, 0, 2, 4, 6
300
What is -15 + 15 + (-23)?
-23
300
On Friday, the low temperature was 12 degrees below zero. On Saturday, the low temperature was 6 degrees warmer. Write an expression to find Saturdays low temperature
-12 + 6
300
Steven's bank account balance was $212 at the beginning of the month. he withdrew $63, $74, and $39. He also deposited $105 and $86. What was his balance after these transactions?
$229
400
A strategy for subtracting a negative is:

add the opposite.

400
Compare: |-8| ___ (-8)
|-8| > (-8)
400
What is -81 + (-57) + 69 + (-12) + 16?
-65
400
Sarah owes $320 for the rent on her apartment. She also owes $45 for her electric bill and $57 for her phone bill. Her paycheck for this week is $415. Will her paycheck be enough to pay the bills? How much will be left over or how much will she still need?
No. She will be short 7 dollars.
400
How do you read the following in words? -(-5)
The opposite of -5.
500

Adding a negative is the same as:

subtracting a positive.

500
Order from least to greatest: |-8|, -(-4), -|-7|, -2, 6, 0, -|9|
-9, -7, -2, 0, 4, 6, 8
500
What is 102 + 38 + (-89) + (-75) + 9?
-15
500
Yolanda was 8 seconds behind the leader after one lap of a two-mile track race. The same person led the race the whole way and won it. here is how Yolanda lost or gained time on the leaders in each of the remaining laps: lost 9 seconds, lost 3 seconds, gained 1 second, gained 2 seconds, gained 5 seconds, lost 3 seconds, gained 13 seconds. How many seconds behind the leader did Yolanda finish?
Y-8 + (-9) + (-3) + 1 + 2 + 5 + (-3) +13 = -2 Yolanda finished 2 seconds behind the leader.
500
Simplify the expression: -[-(-3)]
-3