Integers Review

Subtracting Integers

100

Subtract the integers

7 - 10

-3

200

Subtract the integers

-85 - 47

-132

300

Subtract the integers

246- (-34)

280

400

Subtract the integers

-9 - 4 - 4

-17

500

Subtract the integers

(-56) - 72 + 416

288

Adding Integers

100

Add the integers 

6+(-4)

 2

200

Add the integers

-63+22

-41

300

Add the integers

-55 + (-36)

-91

400

Add the integers

-12 + (-4) + (-3)

-19

500

Add the integers

-20 + 3 + (-40) + 9

-48

Multiplying Integers

100

Multiply the integers

-3(2)

 -6

200

Multiply the integers

3(-6) 

-18

300

-7(-7)(-1)

 -49

400

-7(-6)(0.5)

21

500

Multiply the integers

 3(-7)(-2)

42

Dividing Integers

100

Divide the integers

-15 ÷ 3

 -5

200

Divide the integers

-28 ÷ 7

-4

300

Divide the integers

-48 ÷ -6

8

400

Divide the integers

-84 ÷ -7

12

500

Divide the integers

-56 ÷ 7xy

 -8

2 step challenge

100

Add and Subtract integers

-3 + 6 - 3

0

200

Add and Subtract integers

-3 + 66 + -93 + 10

-20

300

Multiply integers

-3 x -21 x -8

-504

400

-12 x -8 divided by 4 

24

500

-5 times -5 divided by 5

5

Grab Bag

100

What is the absolute value of -12

12

200

Find the mean of −10,−4,6,−2

-2.5

300

Consider the pattern: 5,−10,15,−20, _, _

25 and -30

400

Alex’s bank account balance is at -$50 (overdrawn). Over the next few days, the following transactions happen:

• Alex deposits $120 into the account.
• Alex withdraws $30 to pay for groceries.
• Alex receives a refund of $25 from a returned item.
• Alex pays a bill of $80.

What is Alex’s final account balance?

-15

500

A group of hikers begins at an elevation of 120 feet below sea level. Over the course of the day, they experience several changes in elevation:

• In the morning, they ascend 450 feet.
• After lunch, they descend 230 feet.
• Later, they climb another 180 feet.
• Near the end of the day, they descend 540 feet.

What is the hikers’ final elevation relative to sea level?

260 feet below sea level.

Math Vocab

100

Give an example of numbers that are opposites

Answers may vary 

200

What is the definition of "integer"

Any whole number positive or negative

300

What is the definition of "absolute value" 

Distance a number is from zero on the number line

400

What is a negative squared?

A positive

500

What is Zero times Infinity minus -1? 

-1