In the metric system, the prefix centi- means one one hundredth.
It means 1/100.
it means one millionth or 1/1,000,000
The prefix "deci" means one tenth. A decimeter is is one tenth of a meter.However, this prefix is not an approved part of the Metric System (SI).The prefix that means one-tenth is deci. The symbol for deci is d. It is a prefix used in the metric system.
Deca = 10. A decaliter is 10 liters.
Milligram means 1/1000 of a gram; milli is the prefix meaning 1/1000 in the metric system.
The prefix kilo- means one thousand.