8/12 7th Grade Period 5

Date: 8/21
Essential Question: How do I use positive and negative numbers to represent situations?
Opening: Subtraction using counters
Work Session: Hunger Games: integer subtractionClosing:Ticket Out The Door
Vocabulary:negative numbers, positive numbers, integers, number line, absolute value
Standard: Understand subtraction of rational numbers as adding the additive inverse, p - q = p + (-q).
1.-27 - 15
2.12 – (-9)
3.-5 - 16
4.-14 - 23
5. 91 – (-65)