210
24
Using the digits of 1345678, there are 210 three digit numbers in which no digit is repeated.
321 312 213 231 123 132 6 3 digit numbers.
27
210
-24686
24
Using the digits of 1345678, there are 210 three digit numbers in which no digit is repeated.
321 312 213 231 123 132 6 3 digit numbers.
You can make 4*3*2/2 = 12 numbers.
125
six
27
3! = 6.
Should be 1000. (10x10x10)
If you can repeat a digit, there are 27. If you can't repeat a digit, there are only 6.