Unit 5: Integer Operations Review

Integer Applications

100

The temperature fell a total of 12^oF in 4 hours. How much did it change each hour?

What is -3^oF?

200

A football team lost 3 yards on each of the 4 plays they ran. What was their overall change in yardage?

What is -12 yards?

300

A submarine is at a depth of -250 feet relative to sea level. It then ascends 75 feet. What is the submarine's new depth?

What is -175 ft.?

400

Sarah has a balance of $150 in her bank account. She writes a check for $200. What is her new bank account balance?

What is -$50?

500

A hot air balloon is at an altitude of 300 feet. It descends (goes down) at a rate of 50 feet per minute. What is its altitude after 5 minutes?

What is 50 ft.?

Integer Operations (+ and -)

100

25 + (-27) = 

What is -2?

200

-37 + (-13) =

What is -50 ?

300

9 - (-20)=

What is 29?

400

15 - 38 =

What is -23?

500

-49 - 22 =

What is -71?

Integer Operations (* and /)

100

- 16(- 4)

What is 64?

200

-12 * (-5)=

What is 60?

300

-100/4 =

What is -25?

400

-120/(-40) =

What is 3?

500

55/(-11)

What is -5?

Exponents

100

10^{3 = ?}

What is 1000?

200

12^{2 = ?}

What is 144?

300

What multiplication problem does 4³ represent, and what does it equal?

What is 4 * 4 * 4 = 64?

400

A pattern has started: 9, 16, 25, 36

What will be the 7th number in this current pattern?

What is 81?

500

5^{1 =} ?

What is 5?

Absolute Value and its "opposite"

100

- l -3 l = ?

What is -3?

200

l -4 l + 5 = ?

What is 9?

300

- l 3 - (-4) l = ?

What is -7?

400

l -20 l / 5 = ?

What is 4?

500

- l 6(4) l = ?

What is -24?