Question

Find the greatest 7-digit number which is exactly divisible by the greatest 2-digit number.The answer is 9999990.

Answer 1

Answer:

the greatest 7-digit number =9999999

the greatest 2-digit number= 99

Divide the first number with the second gives a remainder of 9.

To obtain the greatest 7-digit number exactly divisible by 99, subtract 9 from 9999999.

9999999-99

9999990