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Starter 9-19-16 Log into ixl and work on C.3 (up to an 70; if you already have an 80, get a 100) Quiz autopsy (adding and subtracting integers)

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Presentation on theme: "Starter 9-19-16 Log into ixl and work on C.3 (up to an 70; if you already have an 80, get a 100) Quiz autopsy (adding and subtracting integers)"— Presentation transcript:

1 Starter Log into ixl and work on C.3 (up to an 70; if you already have an 80, get a 100) Quiz autopsy (adding and subtracting integers)

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3 Multiplying & Dividing Integers

4 State the rule for multiplying and dividing integers….
If the signs are the same, If the signs are different, the answer will be negative. the answer will be positive.

5 Different Signs Negative Answer What’s The Rule? · 3 4. 6 ÷ (-3) -24 -2 · -6 5. 20/-5 12 -4 Same Signs Positive Answer 4 3. (-3)(6) -18 ÷ (-2) 5

6 7. At midnight the temperature is 8°C
7. At midnight the temperature is 8°C. If the temperature drops 4°C per hour, what is the temperature at 6 am? How long Is it from Midnight to 6 am? How much does the temperature drop each hour? 6 hours -4 degrees (6 hours)(-4 degrees per hour) Add this to the original temp. = -24 degrees 8° + -24° = ____°C 8° + -24° = -16°C

7 (5 steps) (11 feet) (55 feet) 5 · 11 = 55
8. A deep-sea diver must move up or down in the water in short steps in order to avoid getting a physical condition called the bends. Suppose a diver moves up to the surface in five steps of 11 feet. Represent her total movements as a product of integers, and find the product. Multiply What does This mean? (5 steps) (11 feet) (55 feet) 5 · 11 = 55

8 Create two problems for
your desk partner to complete 10.

9 1st period Worksheet: multiplying and dividing integers

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11 TIC TAC TOE before we go!!!


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