" Subtract the greatest 7-digit number from the smallest 9- digit number."

Sum of the greatest 8 digit number and the smallest 9 digit number is

The sum of the greatest 4-digit number and the smallest 3-digit number is

What is the sum ofthe greatest three digit number and the smallest four digit number such that their HCF is 23?

Find the product of : greatest 3-digit number and smallest 5-digit number.

What is the difference between the greatest 5 digit number and smallest 5 digit number?

If the largest three-digit number is subtracted from the smallest five digit number, then the remainder is 1 (b) 9000 (c) 9001 (d) 90001

Add the following : The smallest four-digit whole number, the greatest three-digit whole number and the smallest five-digit whole number.