8/20 7th Grade Period 5

Date: 8/20
Essential Question: How do I use positive and negative numbers to represent situations?
Opening: Rules of Integers
Work Session: Subtraction of Integers
Closing:Ticket Out The Door
Vocabulary:negative numbers, positive numbers, integers, number line, absolute value
Standard: Describe situations in which opposite quantities combine to make O. For example, a hydrogen atom has O charge because its two constituents are oppositely charged.
1.-19-(-34)
2.34-(-23)
3.-23-9
4.9-(-18)
5.-19-(-23)