**Silicon, Circuits, and the Digital Revolution**

**Review of Decimal Scheme**

Most familiar!

"Place holders" are powers of 10

Power of 10: | 3 | 2 | 1 | 0 |
---|---|---|---|---|

Weight: | 1000 | 100 | 10 | 1 |

10^{3} |
10^{2} |
10^{1} |
10^{0} |

Ten symbols or characters needed:

0, 1, 2, 3, 4, 5, 6, 7, 8, and 9

*Example:*

1998 = | (1 x 10^{3}) + (9 x 10^{2}) + (9 x 10) + 8 |

= | 1000 + 900 + 90 + 8 |

Comments, suggestions, or requests to ghw@udel.edu.
"http://www.physics.udel.edu/~watson/scen103/colloq2000/decimal.html" Last updated April 12, 2000. © George Watson, Univ. of Delaware, 2000. |