A comparison of ratios and fractions and their roles as tools in proportional reasoning
A comparison of ratios and fractions and their roles as tools in proportional reasoning
复制标题
比率和分数的比较及其作为比例推理工具的作用
DOI:
10.1016/s0732-3123(03)00023-3
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发表时间:
2003
期刊:
影响因子:
--
通讯作者:
L. Cavey
中科院分区:
文献类型:
--
作者:
M. Clark;S. Berenson;L. Cavey