Module 7.2 Lesson 8 and 9.notebook 1 October 19, 2015 Aim: Applying the Properties of Operations to Add and Subtract Rational Numbers 10/19/15 Do Now: Lesson 15 exit ticket HW: Problem Set 8 #12 Problem Set 9 #25 CRS #4 Due tomorrow
9. Module7.2Lesson8and9.notebook 9 October19,2015 Exercise 4:
Mr. Mitchell lost 10 pounds over the summer by jogging each week.
By winter time, he had gained pounds. Represent this situation with
an expression involving signed numbers. What is the overall change
in Mr. Mitchell's weight? S.71
10. Module7.2Lesson8and9.notebook 10 October19,2015 S.72
Closing: How can you use properties when simplifying
expressions?
11. Module7.2Lesson8and9.notebook 11 October19,2015 How can you
use properties to simplify this expression.
12. Module7.2Lesson8and9.notebook 12 October19,2015 How can you
use properties to simplify this expression.
15. Module7.2Lesson8and9.notebook 15 October19,2015 TEAM WORK
S.50
16. Module7.2Lesson8and9.notebook 16 October19,2015 Explain
step by step how to arrive at a single rational number to represent
the following expression. Provide a written explanation as well as
the related math work for each step. S.50
18. Module7.2Lesson8and9.notebook 18 October19,2015 Closing:
1.) How are the properties of operations helpful when finding sums
and differences of rational numbers? 2.) Do you think the
properties of operations could be used in a similar way to aid in
the multiplication and division of rational numbers? S.52
