Unit 1 Integers

Define Integer.

• A positive or negative whole number including zero. 

• A positive or negative whole number, not including zero. 

• The distance between the number and zero. 

• A set of opposite numbers added together to have a sum of zero. 

 18 - (-4)

• -22

• 4

• 22

• -4

-3(-4)

• -12

• 7 

• -7

• 12

-20 ÷ 5 =

• -4

• 4

• -100

• 100

-20+(-11)

• 31

• 9

• -9

• -31

2 + 4⋅6 − 3⋅5 + 6⋅2

• 23

• 34

• -1

• 33

40 + 5² - 7⋅4

• 7

• 172

• 37

• 232

Express an integer: a debt of $50

• 50

• -50

3[(4 + 6) ÷ 2]

• 15

• 21

• 9

• 12

What is the opposite of 10? 

• 10

• -10

• 0

• 20