Adding, Subtracting and Absolute Value

Match each expression with the correct solution.

• 7

• -7

• -3

• 3

Negative number + Negative number = 

• postive number
• negative number
• zero

What would 12 - 20 look like as a addition problem?

• 12 + (-20)
• -12 + (-20)
• 12 + 20
• -12 + 20