Subtracting Integers

• 13+ 24

• 10 - 5

• 5

• 15

-2 - (-10) = ?

• -12
• 12
• 8
• -8

How would you rewrite -10 - 5?

• 10 + (-5)
• -10 + 5
• -10 + (-5)
• 10 + 5 

-4 - 17

12 - 20

One winter day, the temperature ranged from a high of  40°F to a low of  -10°F. By how many degrees did the temperature change?

• 30
• 50
• -50
• -30

What addition expression do you use to solve 
2 - (-13)

• 2 + -13
• -2 + 13
• 2 - 13
• 2 + 13