Does McDonald\'s Sell Cheeseburgers? (lomg division)

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Does McDonald’s Sell Cheese Burgers?

description

Teaches students to use the device \"Does McDonald\'s Sell Cheeseburgers\" to help them navigate the steps of long division.

Transcript of Does McDonald\'s Sell Cheeseburgers? (lomg division)

Page 1: Does McDonald\'s Sell Cheeseburgers? (lomg division)

Does McDonald’s Sell Cheese Burgers?

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Imagine you met a woman who has never been to McDonald’s…

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She might just wonder….

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Does McDonald’s Sell Cheese Burgers?

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Her question might sound silly…

That sounds silly!! That sounds silly!!

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…but it can help us with DIVISION!

Say what?! Say what?!

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That’s right! If you’re having trouble with LONG DIVISION,

all you have to remember is…

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Does McDonald’s Sell Cheese Burgers?

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You might be thinking, “But what does McDonald’s have to do with LONG DIVISION?”

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That’s easy!!!

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Let’s think about it this way…

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Does McDonald’s Sell Cheese Burgers?

I U U H R

V L B E I

I T T C N

D I R K G

E P A

L C D

Y T O

W

N

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Each word in our question (Does McDonald’s Sell Cheese Burgers)

represents one step in LONG DIVISION!!

Does McDonald’s Sell Cheese Burgers?

I U U H R

V L B E I

I T T C N

D I R K G

E P A

L C D

Y T O

W

N

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Does McDonald’s Sell Cheese Burgers?

So, if you can remember this…

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Then you can do this…

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LET’S GIVE IT A TRY!!!

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Let’s start with an easy one:

6 78

What’s the first thing we do?

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Does McDonald’s Serve Cheese Burgers?

The first thing we do is DIVIDE!

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Let’s Divide:

6 781

Since 6 goes into 7 just one time, we place a one above

the 7. That was EASY!

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But What’s Next?

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Does McDonald’s Serve Cheese Burgers?

The next thing we do is multiply!

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6 781

Let’s Multiply:

6Since 1 times 6 is 6, we place

a 6 below the 7. That was EASY!

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But What’s Next?

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Does McDonald’s Serve Cheese Burgers?

The next thing we do is Subtract!

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6 78

1Let’s Subtract:

6

Since 7 minus 6 is 1, we place a 1 below the 6.

1

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But What’s Next?

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Does McDonald’s Serve Cheese Burgers?

The next thing we do is Check

our Work!

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1

Let’s Check Our Work:

6

Check your facts so far, and if they’re right…

1

7 ÷ 6 = 11 X 6 = 67 – 6 = 1

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Does McDonald’s Serve Cheese Burgers?

The next thing we do is Bring

Down!

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6 78

1Let’s Bring Down:

6

Since our 8 doesn’t have anything under it (like the 7 does), we Bring It Down.

1 8

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And Now We Start From the

Beginning!

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Does McDonald’s Serve Cheese Burgers?

The first thing we do is DIVIDE!

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6 78

1Let’s Divide:

6

Since 6 goes into 18 three times, we put a 3 above the 8.

1 8

3

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Does McDonald’s Serve Cheese Burgers?

The next thing we do is multiply!

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6 78

1Let’s Multiply:

6

Since 3 times 6 is 18, we put an 18 below our first 18.

1 8

3

1 8

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Does McDonald’s Serve Cheese Burgers?

The next thing we do is Subtract!

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6 78

1

Let’s Subtract:

6

Since 18 – 18 is 0, we put a 0 under the 18.

1 8

3

1 80

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When you get to a ZERO, stop and…

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Does McDonald’s Serve Cheese Burgers?

Check our Work!

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6 78

1

Let’s Check Our Work:

6

If all your facts are correct, then…

1 8

3

1 80

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...You’re done with your long

division problem!!

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So, just remember, if you’re having trouble with LONG DIVISION,

all you have to remember is…

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Does McDonald’s Sell Cheese Burgers?