Integer Operation Day 2 ~ Multiplication and Division

Integer Operation Day 2 ~ Multiplication and Division

By Ms Tout, Ms Cantu, Mr Lawrence TEKS 6.10A

Multiple Choice

What is the definition of an integer

• All positive and negative whole numbers
• Decimals or fractions that terminate for repeat
• All positive whole numbers
• 0

Adding: Same Signs - Add and Keep

Adding: Different Signs - Subtract and Take Greater

​

​Subtracting: Keep Change Oppositie - then Add

Review

Multiple Choice

Last week, Ameera had an account balance of $50 in her checking account. This week, she deposited $25, withdrew $20, and wrote a check to pay for gas for $30. What is the balance at the end of the week?

• $125

• -$25

• $35

• $25

Multiple Choice

The temperature changes from 35ºC to -8ºC over night. What was the change in temperature?

• 27

• 43

• -8

• -43

Multiple Choice

2 - 4

• 2
• -8
• 6
• -2

Multiple Choice

6 - (-4)

• 10
• 2
• -2
• -10

Multiple Choice

-18 +(-6)

• 3
• -3
• -12
• -24

​Dividing Integers have the SAME rules as Multiplying Integers

Multiple Choice

-3(-4)

• -12
• 7 
• -7
• 12

Multiple Choice

-10(4)

• 40
• -14
• -40
• 14

Multiple Choice

-30/-10=

• -30
• -3
• 3
• 30

Multiple Choice

-20/5=

• -4
• 4
• -100
• 100

Multiple Choice

When multiplying or dividing a NEGATIVE and POSITIVE number your result will be...

• Positive
• Negative
• Depends on which is bigger.

Multiple Choice

When multiplying or dividing a NEGATIVE and NEGATIVE number your result will be...

• POSITIVE
• NEGATIVE
• DEPENDS ON WHICH NUMBER IS LARGER.

Multiple Choice

(-25) ÷ (-5)

• 5
• -5
• -20
• -30

Multiple Choice

64 ÷ (-8)

• 8
• -8
• -9
• -7

Multiple Choice

Is the product
–8 • (–3) positive or negative?

• negative
• positive
• both
• neither

Multiple Choice

When multiplying two positive numbers together the answer will be _______________________.

• Negative
• Positive

Multiple Choice

-8(0)=

• -8
• 8
• 0
• -80

Multiple Choice

-80÷(-8)

• 10
• -10
• 11
• -11

Multiple Choice

48÷(-4)

• 12
• -12
• 8
• -8

Multiple Choice

-2(-6)

• -12
• -8
• 8
• 12

Multiple Choice

-72 ÷ (-9)

• Positive
• Negative

Multiple Choice

-3 x (-5)

• Positive
• Negative

Multiple Choice

7 x 9

• Positive
• Negative

Multiple Choice

Determine the sign of this product.

( - ) ( + ) ( - ) ( - ) ( - )

• negative

• positive

• zero

• undefined

Multiple Choice

What integer divided by -5 equals -6?

• -30

• 30

• 24

• -24

Poll

How do you feel about Multiplying and Dividing Integers?

• I am never going to get this

• I will get better with practice

• I am getting there

• I am an expert