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Dividing Decimals
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  • Slide 1
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    Dividing Decimals

    9-23-2020

  • Slide 2
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    Review- Steps to multiplying Decimals

    • Count decimal places (make note on the side).

    • Set up vertically and multiply like a normal multiplication problem with the algorithm.

    • Place your decimal back in the answer with the noted decimal number.

  • Question 3
    30 seconds
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    Q.

    How many decimal places are in the problem 34.7 x 3.2?

    answer choices

    1

    2

    3

    4

  • Question 4
    30 seconds
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    Q.

    How many decimal places are in the problem 0.002 x 84.3?

    answer choices

    1

    2

    3

    4

    5

  • Question 5
    30 seconds
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    Q.

    How many decimal places are in the problem 9.1 x 0.30?

    answer choices

    1

    2

    3

    4

    5

  • Slide 6
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    Important Remainder Info

    **No more remainders!

  • Slide 7
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    Example

    1) no decimal in the divisor

    2) bring the decimal straight up in the inside

    3) divide like normal

    4) if there is a remainder, annex a zero and keep dividing until there is no remainder

  • Slide 8
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    Example

  • Question 9
    30 seconds
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    Q.

    What would be the first step to solve this problem?

    answer choices

    Move the decimal

    Just divide normally

    Bring up the decimal

    Take out the decimal

  • Slide 10
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    Model 1

    • Divisor is already a whole number

    • Bring the decimal straight up to the answer

    • Divide like normal

    • If you have a remainder, add a 0 to the divisor and keep dividing until you do not have a remainder

  • Question 11
    30 seconds
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    Q.

    What is the first step to solving this problem?

    answer choices

    Move the decimal straight up

    Divide like normal

    Make the divisor a whole number by moving the decimal

    Take out the decimal

  • Slide 12
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    Model 2 - Copy

    • Divisor has a decimal- move the decimal right to make it a whole number

    • Move the decimal in the dividend the same amount of places you moved the divisor (which is 2)

    • Bring the decimal up and rewrite

    • Divide like normal

    • If there are remainders, add a 0 and keep dividing until there are no remainders (NO remainder in this problem)

    • COPY THIS IN YOUR NOTEBOOK

  • Question 13
    60 seconds
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    Q.

    Solve the problem

     55.08÷17 = 55.08\div17\ =\ _{ }  

    answer
    3.24
    alternatives
    03.24
  • Question 14
    60 seconds
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    Q.

    Solve the problem

     0.0063÷0.007 = 0.0063\div0.007\ =\ _{ }  

    answer
    0.9
    alternatives
    .9
  • Question 15
    60 seconds
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    Q.

    Exit Ticket
    Solve the problem

     1.622÷0.05 = 1.622\div0.05\ =\   

    answer
    32.44
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