1. Place value
Units
Tens
Hundreds

2. Place value – look at the number 345
345=
3 hundreds
4 tens
5 ones 3 4 5
3 is in the hundreds position and has the value of 300
4 is in the tens position and has the value of 40
5 is in the units/ones position and has the value of 5

3. Decimal numbers- 1.23 One point two three
The 1 in 1.23 is in the units position
The 2 in 1.23 is in the tenths position
The 3 in 1.23 is in the hundredths position
The decimal point is a place holder

4. What is the value of the digit?
1 0 5
One hundred and five
One hundred
No tens
Five ones

5. What is the value of the digit?
7 4 0
Seven hundred and forty
Seven hundred
Four tens
No units

6. 12,345.6789 The ten thousands place: 10 000
Twelve thousand three hundred forty five point six seven eight nine
The ten thousands place:
The tenths place: 6/10 or 0.6
The thousands place: 2000
The hundredths place: 7/100 or 0.07
The hundreds place: 300
The thousandths place: 8/1000 or 0.008
The tens place: 40
The units or ones place: 5
The ten thousandths place: 9/10000 or
The comma a place holder
The decimal point a place holder