99 + 99 = 198
to do it the long way do it by long division to do it the short way put it in the calculator 2 digits numbers are just the numbers between10-99 and one digits numbers are just the numbers between 0-9.
36
none
The sum of your digits is the total number arrived at after adding two or more numbers.
73 is the largest two-digit number that is prime and has prime numbers for both of its digits.
998 - 3 digits even number Next even number is 1000 - 4 digits. So 998 is the largest ...
987654
depends on your answer
73 is the largest 2 digit number that is both prime and has prime numbers for both of its digits.
What is the largest number you can make from the digits 8,6,9,1 explain how you make the number
Smallest is 11 & Largest is 77.
It is: 73 of which 7 and 3 are both prime numbers