List all three digit numbers that have only fours and fives as it’s digit.What is the sum of all of these numbers?

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Cozek asked Jan 2, 2023

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List all three digit numbers that have only fours and fives as it’s digit.What is the sum of all of these numbers?

Mathematics
college

Cozek asked Jan 2, 2023

by Cozek

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Answer:

The total number of 3-digit numbers that can be formed = 2 × 2 × 2 = 8

1. 444

2. 445

3. 454

4. 455

5. 544

6. 545

7. 554

8. 555

Sum of all these numbers: 3,996

John Spiegel answered Jan 7, 2023

by John Spiegel

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