CSCI 235 — Elementary Arithmetic

Numbers used in finance, carpentry, science and programming

SI Prefixes

Using exponents

Algorithms for elementary arithemetic

Refresh your knowledge of the four basic operations.

Douglas Jones has a page, Beyond Integer Addition and Subtraction, showing how multiplication and division can be implemented with C loops without using the * and /. This is useful because some really cheap computers do not have ”machine-level“ implementations of these operators.