Unit 4 Review

Which expression is represented on the number line?

• 0 - (-6)

• -2 x 3

• -2 + 6

• -2 ÷ -6

Abel goes deep sea diving while on vacation. He descends at a rate of 12 feet every 10 minutes. What integer represents Abel’s depth after an hour? Remember there are 60 minutes in 1 hour.

• -120 feet

• 72 feet

• 120 feet

• -72 feet

Which of the following expressions are equivalent to -6? Select TWO correct answers.

• -42 ÷ -7

• -10 + 4

• -9 - (-3)

• -4 x 2

• -12 ÷ -2

Which expression matches the model below?

• -24 ÷ 3

• -24 ÷ 8

• -24 x 3 x -8

• -3 x -8

Kai is playing a game in which he will need to find the sum of his five cards ( 8, 0, -5, 3, -11). Find the sum of Kai’s cards. Looking at the number line below, click on the correct location that represents the sum of Kai’s cards.

• -5

• -3

• 0

• 3

• 5

Which of the following is NOT equivalent to -12?

I. 48/-4

II. -5 - (-17)

III. (-2)(6)

IV. 31 + -19

• I only

• I and III only

• II and IV only

• I, II, III and IV

Jordan plays on the 6th grade football team. The coach keeps track of the yardage lost and yardage gained. The chart shows the change of the team’s position after each play. What was the total yards gained or lost during these 6 plays?

• -28 yards

• -12 yards

• 44 yards

• 14 yards

Create an equation to represent the model below. Click and drag the correct expression to each blank spot. You should have two answers.

______ + _______ = -3

• 9

• 6

• -6

• -9

• 1

On Thursday, the temperature dropped an average of 4 degrees per hour. Which integer represents the change in temperature during the last 5 hours?

• -20 degrees

• 1 degree

• -9 degrees

• -16 degrees

Which of these can be written as an equation?

• Half the product of 6 and g

• Three times 0.25 plus h

• Five times k is 35

• Two less than twice b