571, 573, 575, 577, and 579
421 and 842
The number is three hundred eighty-two. Therefore, the 3 is in the hundreds place.
3897
241242243
299
A zero
All whole, three-digit numbers from 450 through 549 (when rounding to the nearest hundreds).
The hundreds place is three to the left of the decimal point; in 438217.065 it is the 2.
1
421 and 842
The number is three hundred eighty-two. Therefore, the 3 is in the hundreds place.
1We can not start a three digit number with 0, so 1 is the smallest digit.
100
3897
241242243
299
If the digit '1' occupies the hundreds place then the other two digits total 8. 108, 117, 126, 135, 144, 153, 162, 171, 180 (9 three digit numbers) Similarly with '2 in the hundreds position the the remaining digits total 7. 207, 216, 225, 234, 243, 252, 261, 270 (8 three digit numbers) When the remaining numbers 3 to 9 are set as the lead digit then the number of three digit numbers formed decreases by one each time. The final total of such numbers is, 9 + 8 + 7 + 6 + 5 + 4 + 3 + 2 + 1 = 45.