Thanks for your reply. I did have a look at Maple's units but they seem to just work with SI units like Volts, Watts Grams etc. What I'm after is that if I type 1'000'000'000, Maple will output 1G. --Amr

Thanks for your reply. I did have a look at Maple's units but they seem to just work with SI units like Volts, Watts Grams etc. What I'm after is that if I type 1'000'000'000, Maple will output 1G. --Amr