90
There are 900 three-digit whole numbers between 1 and 1000
Both 10 and 1000 are individual whole numbers.
2100
999 are whole.
31-32
428 of them.
A palindrome is a word, phrase, or sequence that can be read the same forward and backward. So technically, 1 can be the smallest.
There are 90 palindromic numbers between 100 and 1000
What are the Adam numbers between 100 to 1000
717
It is 1000*(1000+1)/2 = 500500
There are 999 whole numbers less than 1000. Whole numbers are all the positive integers starting from 1 up to 999. The number 1000 is not included because it is not less than 1000. So, the total count of whole numbers less than 1000 is 999.