In this module, you can study the basics of metric measurement units and how to convert between different metric units.
Study and practice
The metric system is based on units of 10
What do the prefixes mean?
e.g. 'kilo' means a thousand, so 1 kilometer = a thousand meters (1000m)
trillion 1,000,000,000,000 tera T
billion 1,000,000,000 giga G
million 1,000,000 mega M
thousand 1,000 kilo k
hundred 100 hecto h
ten 10 deka da
unit 1
tenth 0.1 deci d
hundredth 0.01 centi c
thousandth 0.001 milli m
millionth 0.000 001 micro µ
billionth 0.000 000 001 nano n
trillionth 0.000 000 000 001 pico p