Amelia writes a number on the card. It is greater than 800 but smaller that 820. The sum of all digits is 11. How many possible numbers are there?
The digit in the hundred place is 8.
Sum of the digit in the tens place and the ones place
= 11 - 8
= 3
Hundreds |
Tens |
Ones |
8 |
0 |
3 |
8 |
1 |
2 |
The possible numbers are 803 and 812.
Number of possible numbers: 2
Answer(s): 2