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# Module 3 - PowerPoint PPT Presentation

Module 3. Lesson 5. Problem Solving. Freddy has \$250 in ten dollar bills. How many ten dollar bills does Freddy have?. Problem Solving. Freddy has \$250 in ten dollar bills. He gave 6 ten dollar bills away to his brother. How many ten dollar bills does he have left?. 100. 210. 220. 230.

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## PowerPoint Slideshow about ' Module 3' - hunter-gray

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Presentation Transcript

### Module 3

Lesson 5

• Freddy has \$250 in ten dollar bills. How many ten dollar bills does Freddy have?

• Freddy has \$250 in ten dollar bills. He gave 6 ten dollar bills away to his brother. How many ten dollar bills does he have left?

100

210

220

230

240

250

20

10

40

50

60

70

80

90

30

100

200

Wait, we don’t have enough tens. Where can we get more tens to take away?

Now, can we take away the last ten dollar bill?

Can we take away 6 ten dollar bills?

How many hundreds and tens does Freddy have now? Does that answer our problem?

• Freddy has \$250 in ten dollar bills. He gave 6 ten dollar bills away to his brother. How many ten dollar bills does he have left?

How many tens does Freddy have now?

Count with me 1 one, 2 ones, 3 ones, 4 ones. 1 ten, 2 tens, 3 tens. 1 hundred, 2 hundred.

Can I make larger units?

2 hundreds

4 ones

3 tens

In order from greatest to smallest, how many of each units are there?

2 hundreds

4 ones

3 tens

2

4

3

What number does that represent?

2 hundreds

4 ones

3 tens

2

4

3

What if I had 3 tens, 4 ones and 2 hundreds?

234 is called unit form

5

60

6

3

3

500

What is the amount of each?

This is called the expanded form

Now show me the unit form

Now try 627 without a place value chart. Show the number in expanded form

627

600

7

20

Show the number in base ten form

627

600

7

20

6 hundreds

2 tens

7 ones