999
All 9's.
999 is the largest 3 digit number because each of the three digits is the largest possible value (9). Whole number simply means that there is no decimal part or fraction.
The largest digit is 9.
99
99
The largest four digit whole number that is a multiple of 7 is 9,996.Find the largest four digit number : 9999Divide 9999 by 7Round the answer down to the nearest whole numberMultiply the answer from #3 by 7
0
Since we want our number to be as large as possible, we have to put the largest digits in the front, in the largest places so they have more value. Therefore, our answer would be 987,654,321.
It is 0.
9999
990
The smallest 5 digit integer is -99999. The largest 5 digit integer is 99999. The sum is therefore 0.