The formation of addition and subtraction concepts by pupils in grades one and two. final report [electronic resource] / Joseph N. Payne.
To determine the effect of instructional approaches for subtraction and/or time of symbolization upon (1) achievement in arithmetic, (2) attainment of number concepts, (3) attitudes toward arithmetic in grades one and two, this report assesses four experimental classes, there were two first grade cl...
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Format: | Electronic eBook |
Language: | English |
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1967.
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ED015015
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ED015015 | Available |