Decimals can also be used to show parts of a whole.

10 decimeters = 1 meter     1 decimeter = 0.1 (one tenth) of a meter 
2 decimeters = 0.2 (two tenths ) of a meter
5 decimeters = 0.5 (five tenths) of a meter
 7 decimeters = 0.7 (seven tenths) of a meter
9 decimeters = 0.9 (nine tenths) of a meter

      100 centimeters = 1 meter    1 centimeter = 0.01 (one hundredth) of a meter
6 centimeters = 0.06 (six hundredths) of a meter
23 centimeters = 0.23 (twenty three hundredths) of a meter
56 centimeters = 0.56 (fifty six hundredths) of a meter
82 centimeters = 0.82 (eighty two hundredths) of a meter