Write the greatest four digit number using two different digits.
Here, we have to use two different digits, so we shall use 8 and 9.
Hence, the greatest foud digit number using two different digits is 9998.
Using the digits 2,3,9 and 6,write the greatest four digit number.
Make the greatest and the smallest four digit numbers using any four different digits with condition as given :
Digit 1 is always at thousands place.
Write the greatest six-digit number using four different digits.
Write the greatest four-digit number of four different digits.
Write the greatest and the smallest four-digit numbers using different digits when digit 5 is at hundreds place.