Place Value

Number Relationships and Computation

Vocabulary

• Digit- A symbol used to make numerals.– 0, 1, 2, 3, 4, 5, 6, 7, 8 and 9 are the ten

digits we use in everyday numbers.• Example: the numeral 153 is made up of 3

digits ("1", "5" and "3").

Vocabulary

• Place Value: Where the digit sits in the number, such as units, tens, hundreds, etc.

• Example: in 352, the place value of the 5 is "tens"

Vocabulary

• Value- How much the digit is worth based on the place value.– Example- in 352, the value of the 5 is 50

Let’s take a walk through the neighborhood…

The Homes on Place Value Street

UnitsThousandsMillions

H T OH T OH T O

325

UnitsThousandsMillions

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3 2 5

12,435

UnitsThousandsMillions

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4 3 51 2

How do we say 130,754,009?

UnitsThousandsMillions

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0 05 97031 4

What is the Value of 5?

UnitsThousandsMillions

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0 05 97031 4

What is the Value of 5?

UnitsThousandsMillions

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5

50,000

UnitsThousandsMillions

H T OH T OH T O

0 05 00

What is the Value of 4?

UnitsThousandsMillions

H T OH T OH T O

0 05 97031 4

What is the Value of 4?

UnitsThousandsMillions

H T OH T OH T O

4

4,000

UnitsThousandsMillions

H T OH T OH T O

0 0 04