1st Nine Weeks Cumulative Review (NO CALCULATOR)

What is the opposite of the integer represented by point A? (a)  

What is the absolute value of the integer represented by point B? (a)  

Which of these situations can be represented with an integer that when combined with -9 makes zero? Select all that apply.

• You walk down 9 flights of stairs.

• You climb up 9 flights of stairs.

• The temperature drops 9 degrees.

• You spend $9 on a book.

• You earn $9 from your job.

Classify -34.

Select all that apply.

• Rational Number

• Integer

• Whole Number

• Natural Number

• Irrational Number

• Yes

• No

• 3.15

• 3.2

• 3.1

• 0.32

Find the sum.

-66 + 22

(a)  

Find the sum.

29 + (-28)

(a)  

Which addition expression correctly matches the one modeled on the number line?

• 5 + (-3)

• 5 + (-2)

• 2 + 5

• 5 + 3

Yellow = Positive

Red = Negative

Which addition expression correctly matches the one modeled with counters?

• 4 + (-6) = -2

• -4 + 6 = 2

• 4 + (-6) = 2

• 4 + (-2) = 2