# Number Representation

### Decimal Numbers (Base 10)

- Digits: 0 - 9
- How many numbers can be represented with
one digit? 10
- Maximum value represented with
one digit? 9
- What's the next number? 10
- Maximum value represented with
two digits? 99
- What's the next number? 100

### What Does the Decimal Number 4386 Mean?

1000's | 100's | 10's | 1's |

4 | 3 | 8 | 6 |

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4 * 1000 + | 3 * 100 + | 8 * 10 + | 6 * 1 |

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Alyce Brady, Kalamazoo College