PLEASE HELP! METRIC SYSTEM!!?

Question

so for chemistry honors i have to convert mega grams (or any other unit) to centi grams(or any other) or mega to giga and etc.

does anyone know an easy way to do this?! i know that you can move the decimal place and add in zeros, but how many zeros do i add/take away!? thank you sooo much for anyone that answers this!!!

Answer 1

just remember the following prefixes

kilo - 1 x 10^3

Mega - 1 x 10^6

Giga - 1 x 10^9

Tera - 1 x 10^12

Peta - 1 x 10^15

Exa - 1 x 10^18

and

milli - 1 x 10^-3

micro - 1 x 10^-6

nano - 1 x 10^-9

pico - 1 x 10^-12

femto - 1 x 10^-15

atto - 1 x 10^-18