98765.
9,999,876 is the greatest seven-digit number using four different digits.
987654
The greatest 9-digit number using three different digits is 999888777, formed by using the digits 9, 8, and 7 in descending order. The smallest 9-digit number using three different digits is 100000000, created with the digits 1, 0, and 0. This arrangement ensures that the number starts with 1, followed by the zeros to maintain the smallest value.
The greatest number that can be formed using the digits 9, 0, 0, 0, and 0 is 99,000. The least number that can be formed using these digits is 9,000.
The smallest number that someone can get using the 91764 digits is 14679. The secret is to arrange the digits from the least number to their greatest number.
9,999,876 is the greatest seven-digit number using four different digits.
987654
The greatest number that can be formed using the digits 9, 0, 0, 0, and 0 is 99,000. The least number that can be formed using these digits is 9,000.
The smallest number that someone can get using the 91764 digits is 14679. The secret is to arrange the digits from the least number to their greatest number.
75431
752
14
653,822,110
94205 if digits are not to be repeated and 99999 if digits can be repeated
99874To solve this type of problems, you go from left to right, using the largest possible digit in every case.
1023
987,654,321