Forming
the smallest and the largest numbers using the given digits.
1. To write the smallest number
using the given digits only once.
a) When none of the digits is
zero, we arrange the digits in ascending order and form the number.
EXAMPLE
The smallest 4 digit number using
the digits
4, 2, 9 and 7 is 2479
b) When one of the digits is
zero, we arrange the digits in ascending order and put zero at second place
from extreme left while forming the number.
EXAMPLE
The smallest 4 digit number using
the digits 1, 7, 5, 0 is 1057.
2. To write the greatest number
using the given digits only once, we arrange the digits in descending order and
form the number.
EXAMPLE
The greatest 5 digit number using
the digits 5, 1, 7 and 9 is 9751.
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