Descriptor
| Algorithms | 1 |
| Arithmetic | 1 |
| Mathematical Concepts | 1 |
| Mathematics | 1 |
| Mathematics Education | 1 |
| Measurement | 1 |
| Number Concepts | 1 |
| Number Systems | 1 |
| Symbols (Mathematics) | 1 |
Source
| Mathematics in School | 1 |
Author
| Johnston, J. H. | 1 |
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Peer reviewedJohnston, J. H. – Mathematics in School, 1972
After briefly presenting possible origins for the use of the decimal system for counting and the duodecimal (base twelve) system for many measures, a notational scheme using six positive'' digits and six negative'' digits is presented. Examples and algorithms using this set of digits for operations with whole numbers, fractions, and in…
Descriptors: Algorithms, Arithmetic, Mathematical Concepts, Mathematics
