Adding Integers

-2 + 4 

• -2
• 2
• 0
• -4

3 + -7

• 10
• 4
• -10
• -4

-9 + (-5)

• -14
• 14
• -4

-8 + 20

• -28
• 28
• 14
• 12

Bob lost 5 points on page one of his math test and he lost 9 points on page two of his math test.  Which equation best describes Bob progress on his math test?

• 5 + 9 = 14
• -5 + -9 = -4
• -5 + -9 = -14
• 5 + -9 = -4

-80 + 20

• 60
• 100
• -100
• -60

A football team gained 9 yards on one play and then lost 22 yards on the next. Write a sum of integers to find the overall change in field position.

• -9 + (-22) = -13
• 9 + (-22) = 13
• 9 + (-22) = -13
• none

What is the absolute value of 13?

• 13
• -13
• 0
• -0

When you add opposites, what do you get?

• 0
• A negative number
• Attraction
• You cannot add opposites

33 + (-38)

• -5
• 5
• 71
• -71