Subtracting With Place Value. Place Value to Subtract 1 10100 1,000 How many ones make a ten?

Subtracting With Place Value

Place Value to Subtract

1

10

100

1,000 How many ones make a

ten?

Place Value to Subtract

1

10

100

1,000

How many tens make a hundred?

Place Value to Subtract

1

10

100

1,000How many hundreds make a thousand?

Place Value to Subtract

Are the two amounts above

worth the same?If I started with the picture on the left, how

could I make the picture on the right?

Place Value to Subtract

Are the two amounts above

worth the same?If I started with the picture on the left, how

could I make the picture on the right?

Place Value to Subtract

Are the two amounts above

worth the same?

If I started with the picture on the left,

how could I make the picture on the right?

Place Value to Subtract

If I started with the picture on the left,

how could I make the picture on the right?

389- 122

762

1 2 2

267

389- 122

443- 235

2 5 3

4 3 13

443- 235

2 5 3

8 0 2

208

443- 235

You try!

764 - 592 You do the work on your whiteboard. Then, we will look over it together on my big whiteboard.

Remember to draw the first number 1st!

You try!

764 – 592 = 172

Subtracting with the Standard Algorithm

627 - 235

627- 235

627 - 235

627- 235 2

Can I take 3 away from 2? Why not?

What did we do with our place value blocks when this happened ?

627 - 235

627- 235 2

512 So, then let’s

unbundle one of the 6 hundreds!

What will that leave us with?

627 - 235

627- 235 92

512 So, then let’s

unbundle one of the 6 hundreds!

What will that leave us with?

627 - 235

627- 235 392

512 So, then let’s

unbundle one of the 6 hundreds!

What will that leave us with?

392

627- 235

Let’s try some together on the

smartboard using your

whiteboards!

Now let’s check your answers!

904- 385

314- 247

804- 469

200- 176

4,108- 2,604

5,204- 2,985

Put up your pencil and get out your red pen!

Now let’s check your answers!

904- 385 519

314- 247 67

804- 469 335

200- 176 24

4,108- 2,604 1,504

5,204- 2,985 2,219

If you missed 0 – 1:

1. Do the workbook page.

2. Keep it at your desk when you are done.

3. Play a math game.

If you missed 2 – 3:

1. Find your mistakes and fix them.

2. If you know where you went wrong,

do the workbook page. If you can’t find me.

3. Keep it at your desk. If time, play a math game.

If you missed 4 – 6:

Bring your workbook page and pencil to the back table.