How many 3 digit numbers have different digits in descending order (such as 732 or 960)?

Any help is appreciated!

Thanks!

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- Nov 16th 2008, 02:56 PMlive_laugh_luv27Descending Digits
How many 3 digit numbers have different digits in descending order (such as 732 or 960)?

Any help is appreciated!

Thanks! - Nov 16th 2008, 03:29 PMPlato