NS. 1.5 – Use expanded form to represent numbers. Define expanded form. Define standard form. ...

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NS. 1.5 – Use expanded form to represent numbers. Define expanded form. Define standard form. Write numbers in expanded form.

Transcript of NS. 1.5 – Use expanded form to represent numbers. Define expanded form. Define standard form. ...

Page 1: NS. 1.5 – Use expanded form to represent numbers.  Define expanded form.  Define standard form.  Write numbers in expanded form.

NS. 1.5 – Use expanded form to represent numbers.

Define expanded form.Define standard form.Write numbers in expanded form.

Page 2: NS. 1.5 – Use expanded form to represent numbers.  Define expanded form.  Define standard form.  Write numbers in expanded form.

Place Value – the value of where a digit is in the number, such as ones, tens, hundreds.

Standard Form – a way of writing numbers using digits.

Expanded Form – pulling apart a number to show how much each digit represents.

Hundreds Tens Ones

3,582

Page 3: NS. 1.5 – Use expanded form to represent numbers.  Define expanded form.  Define standard form.  Write numbers in expanded form.

3,582Thousands Hundreds Tens Ones

Page 4: NS. 1.5 – Use expanded form to represent numbers.  Define expanded form.  Define standard form.  Write numbers in expanded form.

3,000 +

3,582Thousands Hundreds Tens Ones

3,000

Page 5: NS. 1.5 – Use expanded form to represent numbers.  Define expanded form.  Define standard form.  Write numbers in expanded form.

500 +

3,5823,000 500

Thousands Hundreds Tens Ones

Page 6: NS. 1.5 – Use expanded form to represent numbers.  Define expanded form.  Define standard form.  Write numbers in expanded form.

80 +

3,582Thousands Hundreds Tens Ones

3,000 500 80

Page 7: NS. 1.5 – Use expanded form to represent numbers.  Define expanded form.  Define standard form.  Write numbers in expanded form.

2 3,582

5003,000 280

Thousands Hundreds Tens Ones

Page 8: NS. 1.5 – Use expanded form to represent numbers.  Define expanded form.  Define standard form.  Write numbers in expanded form.

Steps for Writing Numbers in Expanded Form

1.Write the number

2.Write the number of blanks _____ + _____+_____+_____3.Write the value of each digit for each place.

_____ + _____+_____+_____

3, 522

205003,000 2

Page 9: NS. 1.5 – Use expanded form to represent numbers.  Define expanded form.  Define standard form.  Write numbers in expanded form.

Step 1 – Write the number

347

Page 10: NS. 1.5 – Use expanded form to represent numbers.  Define expanded form.  Define standard form.  Write numbers in expanded form.

Step 2 – Write the number of blanks.

347__________ + __________ + __________

Page 11: NS. 1.5 – Use expanded form to represent numbers.  Define expanded form.  Define standard form.  Write numbers in expanded form.

Step 3 – Write the value of each digit for each place

347 __________ + __________+ __________300 40

Hundreds Tens Ones

7

Page 12: NS. 1.5 – Use expanded form to represent numbers.  Define expanded form.  Define standard form.  Write numbers in expanded form.

Step 1 – Write the number

9,649

Page 13: NS. 1.5 – Use expanded form to represent numbers.  Define expanded form.  Define standard form.  Write numbers in expanded form.

Step 2 – Write the number of blanks.

________ + ________+ ________ +_________

9,649Thousands Hundreds Tens Ones

9,000 600 40 9

Page 14: NS. 1.5 – Use expanded form to represent numbers.  Define expanded form.  Define standard form.  Write numbers in expanded form.

Step 1 – Write the number.Step 2 – Write the number of blanks.Step 3 – Write the value of each digit for each place.

437

__________ + __________+ __________400 30 7

Page 15: NS. 1.5 – Use expanded form to represent numbers.  Define expanded form.  Define standard form.  Write numbers in expanded form.

Step 1 – Write the number.Step 2 – Write the number of blanks.Step 3 – Write the value of each digit for each place.

781__________ + __________+ __________700 80 1

Page 16: NS. 1.5 – Use expanded form to represent numbers.  Define expanded form.  Define standard form.  Write numbers in expanded form.

Step 1 – Write the number.Step 2 – Write the number of blanks.Step 3 – Write the value of each digit for each place.

6, 995__________ + __________ + __________+ __________6,000 90 5900

Page 17: NS. 1.5 – Use expanded form to represent numbers.  Define expanded form.  Define standard form.  Write numbers in expanded form.

Step 1 – Write the number.Step 2 – Write the number of blanks.Step 3 – Write the value of each digit for each place.

7,189________ + ________+ ________ +_________7,000 100 80 9

Page 18: NS. 1.5 – Use expanded form to represent numbers.  Define expanded form.  Define standard form.  Write numbers in expanded form.

Step 1 – Write the number.Step 2 – Write the number of blanks.Step 3 – Write the value of each digit for each place.

3,2523,000 200 5 2________ + ________+ ________ +_________

Page 19: NS. 1.5 – Use expanded form to represent numbers.  Define expanded form.  Define standard form.  Write numbers in expanded form.

Still the same 3 steps, but we have to add one more!

Step 1 – Write the number.Step 2 – Write the number of blanks.Step 3 – Write the value of each digit for each place.Step 4 – If there is a 0, rewrite the number leaving the 0 out.

What happens if you have a

number with a 0 in it?

701

Page 20: NS. 1.5 – Use expanded form to represent numbers.  Define expanded form.  Define standard form.  Write numbers in expanded form.

701Step 1 – Write the number.

Step 2 – Write the number of blanks.

Step 3 – Write the value of each digit for each place.

Step 4 – If there is a 0, rewrite the number leaving the 0 out.

________+ ________ +_________

________+ ________ +_________700 0 1

700 1________ +_________

Page 21: NS. 1.5 – Use expanded form to represent numbers.  Define expanded form.  Define standard form.  Write numbers in expanded form.

Step 1 – Write the number.Step 2 – Write the number of blanks.

Step 3 – Write the value of each digit for each place.

Step 4 – If there is a 0, rewrite the number leaving the 0 out.

620600 020________+ ________ +_________

Your

turn

!

________+ ________ 600 20

Page 22: NS. 1.5 – Use expanded form to represent numbers.  Define expanded form.  Define standard form.  Write numbers in expanded form.

Step 1 – Write the number.Step 2 – Write the number of blanks.

Step 3 – Write the value of each digit for each place.

Step 4 – If there is a 0, rewrite the number leaving the 0 out.

8,0938,000

390________+ ________ +_________+________

Your

turn

! 0

________+ ________ +__________8,000

90 3

Page 23: NS. 1.5 – Use expanded form to represent numbers.  Define expanded form.  Define standard form.  Write numbers in expanded form.

Step 1 – Write the number.Step 2 – Write the number of blanks.

Step 3 – Write the value of each digit for each place.

Step 4 – If there is a 0, rewrite the number leaving the 0 out.

5,2035,000

0200

________+ ________ +_________+__________

Your

turn

! 3

________+ ________ +_________5,000

200

3

Page 24: NS. 1.5 – Use expanded form to represent numbers.  Define expanded form.  Define standard form.  Write numbers in expanded form.

Step 1 – Write the number.Step 2 – Write the number of blanks.Step 3 – Write the value of each digit for each place.

Partner Practice

Be careful!! There are four extra numbers that are

meant to be tricky!

Page 25: NS. 1.5 – Use expanded form to represent numbers.  Define expanded form.  Define standard form.  Write numbers in expanded form.

The expanded form of

__________ is ___ + __ + __ +___.

Page 26: NS. 1.5 – Use expanded form to represent numbers.  Define expanded form.  Define standard form.  Write numbers in expanded form.
Page 27: NS. 1.5 – Use expanded form to represent numbers.  Define expanded form.  Define standard form.  Write numbers in expanded form.