Descriptor
| Algorithms | 1 |
| Arithmetic | 1 |
| Concept Formation | 1 |
| Elementary Education | 1 |
| Learning Strategies | 1 |
| Mathematics Education | 1 |
| Mathematics History | 1 |
| Subtraction | 1 |
Source
| Mathematics Educator | 1 |
Author
| Pratt-Cotter, Mary | 1 |
| Ross, Susan | 1 |
Publication Type
| Information Analyses | 1 |
| Journal Articles | 1 |
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Peer reviewedRoss, Susan; Pratt-Cotter, Mary – Mathematics Educator, 1997
Reviews the historical development of subtraction algorithms used in the United States. Indicates that the algorithms used to teach subtraction have not changed much in the last 40 years, but in the late 1800s and early 1900s, different algorithms were developed that had a great impact. Contains 22 references. (DDR)
Descriptors: Algorithms, Arithmetic, Concept Formation, Elementary Education
