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| Calculators | 1 |
| Computation | 1 |
| Elementary Secondary Education | 1 |
| Error Patterns | 1 |
| Error of Measurement | 1 |
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| Mathematics in School | 1 |
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| Thompson, Ian | 1 |
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Peer reviewedThompson, Ian – Mathematics in School, 1981
A distinction is made between estimation and checking, and an analysis of standard errors made on calculators when pupils are checking answers is given. (MP)
Descriptors: Calculators, Computation, Elementary Secondary Education, Error of Measurement
