Choose the first digit 10 ways Choose the second digit 10 ways Choose the third digit 10 ways Choose the fourth digit 10 ways Choose the fifth digit 10 ways Choose the sixth digit 10 ways Choose the seventh digit 10 ways That'sAnother way to look at it: The first license would be 0,000,000 then they go like this: 0,000,001 0,000,002 0,000,003 ... 9,999,997 9,999,998 9,999,999 Counting from 1 to 9,999,999 accounts for 9,999,999 and 0,000,000 is one more, so that makes ten million, 10,000,000 Edwin