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| Algorithms | 4 |
| Elementary School Mathematics | 4 |
| Subtraction | 4 |
| Elementary Education | 3 |
| Mathematics Instruction | 3 |
| Mathematics Education | 2 |
| Number Concepts | 2 |
| Teaching Methods | 2 |
| Addition | 1 |
| Computation | 1 |
| Concept Formation | 1 |
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| Mathematics in School | 4 |
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| Journal Articles | 3 |
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| Reports - Research | 1 |
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| Practitioners | 2 |
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Peer reviewedHolmes, P. – Mathematics in School, 1973
Four algorithms for subtraction are described: borrow and pay back,'' equal additiions, shopkeepers' subtraction,'' and decomposition. (DT)
Descriptors: Algorithms, Elementary School Mathematics, Instruction, Mathematics Education
Peer reviewedKilburn, John – Mathematics in School, 1980
Two alternatives are given to the decomposition and equal addition subtraction algorithms. (MK)
Descriptors: Algorithms, Elementary Education, Elementary School Mathematics, Mathematics Curriculum
Peer reviewedIdle, Marion – Mathematics in School, 1979
The importance of place value is discussed. Examples illustrating place value in addition and subtraction are given. (MK)
Descriptors: Addition, Algorithms, Elementary Education, Elementary School Mathematics
Peer reviewedHart, Kathleen – Mathematics in School, 1987
Describes a research project designed to monitor the transition from work based on concrete materials to the more formalized aspect of mathematics found in secondary schools. The topic of subtraction was chosen by three teachers who were involved in the investigation. (PK)
Descriptors: Algorithms, Computation, Concept Formation, Elementary Education
