Integers

-20 + 10 + -30 

• 40
• -60
• -40
• 60

- 6 - 10

• -16
• -4
• 4
• 16

100 + -100

• 0
• 200
• -200
• 100

Which of the following numbers is not an integer?

• 6
• -6
• 3/4
• 0

When you add an integer to it's opposite, what is the result?

• a negative integer
• a positive integer
• the absolute value of the integer
• zero

- 66 + 33

• -99
• 99
• -33
• 33

25 + -30

• 55
• 5
• -5
• -55

When adding a Postive number + a Negative number, how do you know if the answer is a positive or a negative?

• Take the sign of the first number
• It's always positive
• It's always negative
• Take the sign of the number with the greatest absolute value

Negative number + Negative number = 

• postive number
• negative number
• zero

Positive number + Positive Number = 

• Positive number
• Negative number
• Zero