Descriptor
| Addition | 1 |
| Elementary Education | 1 |
| Elementary School Mathematics | 1 |
| Mathematics Instruction | 1 |
| Problem Solving | 1 |
| Research Utilization | 1 |
| Subtraction | 1 |
| Teaching Methods | 1 |
| Word Problems (Mathematics) | 1 |
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| Arithmetic Teacher | 1 |
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| Mahlios, Jan | 1 |
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| Guides - Classroom - Teacher | 1 |
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Peer reviewedMahlios, Jan – Arithmetic Teacher, 1988
An instrumental technique is presented to help students create a symbolic representation that may aid the process of choosing an appropriate operation to solve a problem. Current research and practice are discussed; then the part-part-whole model is presented. (MNS)
Descriptors: Addition, Elementary Education, Elementary School Mathematics, Mathematics Instruction
