a sheet of paper, write a number between 1 and
whose digits tue are not the same.
! All digits have to be different.
all the numbers that can be written with these
add all the numbers you found !
more fun if you do it with your
! You must be organized. You have to find them all
need an example ? Here
that you got the sum of all these numbers,
by the sum of the digits of the first number you
your first number was 425, the sum of the digits is
may use your calculator to do the division...