Åk 6–9

3.2 Every Place has its Value

7.381 = 7 whole 3 tenths 8 hundredths 1 thousandths
7 whole 3 deci 8 centi 1 milli

It is the decimal sign that separates the whole numbers from the decimals.

We can show this on a position map.

The digit 7 is in the ones position.
The digit 3 is in the tenths position.
The digit 8 is in the hundreths position.
The digit 1 is in the thousanths position.