Essential Question How do we multiply integers How do we divide integers Multiplying Integers The product of two integers with the same sign is positive The product of two integers with different sign is negative ID: 319937
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Lesson 1.7 Multiplying and Dividing Integers
Essential Question: How do we multiply integers? How do we divide integers?Slide2
Multiplying Integers
The product of two integers with the same sign is positive.
The product of two integers with different sign is negative.
The product of an integer and zero is zeroSlide3
Multiplying Integers
(-3)(-12)=
(-7)(9)
(-24)(0)Slide4
Multiplying Integers
You own shares of stock in a computer company and an utility company. The table shows the number of shares of each type of stock you own and the change in the value of each share over a one year period. What is the total change in the value of your shares in your stock?
Stock
Shares
Change in Value of One Share
Computer
200
Decreased $3
Utility
150
Increased $2Slide5
Dividing Integers
The quotient of two integers with the same sign is positive.
The quotient of two integers with different signs is negative
The quotient of zero and any nonzero integer is zero.Slide6
Dividing Integers
(-48)÷(-6)=
56÷(-8)=
0÷9=Slide7
Finding the Mean
Month
June
July
August
September
October
November
Temperature
°F
-42
-59
-57
-47
-40
-19Slide8