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Write all possible 3-digits numbers using the digits and Repetition of digits is not allowed. Also, find their sum.
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We are required to write digit numbers using the digits and the repetition of the digits is not allowed.
Keeping at unit's place, digit number obtained are and
Keeping at unit's place, digit obtained are
Keeping at unit's place, digit number obtained are
Hence, all possible digit numbers are:
Sum of above numbers
Keeping at unit's place, digit number obtained are and
Keeping at unit's place, digit obtained are
Keeping at unit's place, digit number obtained are
Hence, all possible digit numbers are:
Sum of above numbers
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| Question Text | Write all possible 3-digits numbers using the digits and Repetition of digits is not allowed. Also, find their sum. |
| Answer Type | Text solution:1 |
| Upvotes | 153 |
