Adding '1' to the biggest 5-digit number, would give the smallest digit number.

Q. On adding one to the largest two digit number, we get _____ which is the smallest ______ digit number.

Q. What would you get when the sum of largest 4-digit number and the smallest 5-digit number is added to the difference of the smallest 6-digit number and the largest 5-digit number?

Q.

What should be added to the smallest 5-digit number to get the largest 5-digit number?

Q. Write the smallest and biggest three-digit prime numbers.