虚弱的神经
发表于 2025-3-23 11:19:36
Françoise Guelledels and contexts in integer instruction.Illuminates similar.Over the past few decades there has been increased interest in how students and teachers think and learn about negative numbers from a variety of perspectives. In particular, there has been debate about when integers should be taught and h
防水
发表于 2025-3-23 17:33:08
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Physiatrist
发表于 2025-3-23 21:20:04
Cheng-Cherng Chenls used to teach integer arithmetic. Few studies, however, have investigated what students learn with models or empirically compared affordances and constraints of integer models. This led me to investigate how 160 fifth- and sixth-grade students who were learning integer arithmetic for the first ti
Rinne-Test
发表于 2025-3-24 00:15:22
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TOM
发表于 2025-3-24 05:58:33
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刚毅
发表于 2025-3-24 10:28:02
ls used to teach integer arithmetic. Few studies, however, have investigated what students learn with models or empirically compared affordances and constraints of integer models. This led me to investigate how 160 fifth- and sixth-grade students who were learning integer arithmetic for the first ti
analogous
发表于 2025-3-24 14:00:01
Introduction: East Asian Industrial Dynamics and International Business,y the impact of the East Asian Currency Crisis starting in July 1997. The recovery process progressed in parallel with political reforms in some countries, and the financial sector has been restructured in others. This volume focuses on two industries, which represent the real side of the economy an
Palatial
发表于 2025-3-24 15:54:58
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animated
发表于 2025-3-24 22:11:16
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cacophony
发表于 2025-3-25 00:59:49
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