Wednesday, September 30, 2009
Math 7 (Class 38)
Lesson Title
Investigation 4: Multiplying and Dividing Integers
Overview
In today’s lesson students study patterns to help understand the multiplication of integers.
Textbook Sections
Problem 4.2 (Txt. p.56) Studying Multiplication Patterns
Vocabulary
Integer
temperature
opposites
chip board
model
inverse
rate
Key Attitudes
Willingness to work as a group to help meet individual and group goals.
Key Ideas
Explore the use of integers in applied settings.
Numbers above zero are positive and below zero are negative.
Numbers above zero are positive and below zero are negative.
Numbers above zero are positive and below zero are negative.
Numbers above zero are positive and below zero are negative.
Numbers above zero are positive and below zero are negative.
Numbers above zero are positive and below zero are negative.
Numbers above zero are positive and below zero are negative.
Numbers above zero are positive and below zero are negative.
A number line can be used to model the addition of integers.
A number line can be used to model the addition of integers.
A number line can be used to model the addition of integers.
Addition of integers can be modeled with a chip board.
Addition of integers can be modeled with a chip board.
Addition of integers can be modeled with a chip board.
Subtraction of integers can be modeled using a chip board.
Subtraction of integers can be modeled using a chip board.
Subtraction of integers can be modeled using a chip board.
Subtraction of integers can be modeled using a number line.
Subtraction of integers can be modeled using a number line.
Subtraction of integers can be modeled using a number line.
Patterns can help you make predictions.
Addition and subtraction are operations which undo each other, they are inverses of each other.
Addition and subtraction are operations which undo each other, they are inverses of each other.
Addition and subtraction are operations which undo each other, they are inverses of each other.
Addition and subtraction are operations which undo each other, they are inverses of each other.
How can I model the multiplication of integers?
How can I model the multiplication of integers?
Key Skills
I can describe patterns that I observe in a table of numbers.
I can use patterns to make a prediction about the multiplication of integers.
I can find the product of two integers.
Turn-In (#-1)
Problem 4.1 Follow-Up
Handouts
No Handouts Posted
Assignment
ACE p.60 #26, 29, 32
Disclaimer- The assignment as stated in class is the official assignment. Every effort is made to keep this posting accurate, but you should refer to what was stated in class as the final word.
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