Dollars & Sense: Students' Integer Perspectives.
Dollars & Sense: Students' Integer Perspectives.
复制标题
美元
DOI：
10.5951/mathteacmiddscho.20.2.0084
复制
发表时间：
2014
期刊：
影响因子：
--
通讯作者：
Bonnie P. Schappelle
中科院分区：
文献类型：
--
作者：
Ian Whitacre;J. Bishop;Randolph A. Philipp;Lisa L. C. Lamb;Bonnie P. Schappelle
我们问故事中的学生，谁会欠谁钱，欠多少钱。我们还要求每个学生写一个方程来描述这种情况。你希望学生们如何回应？许多七年级学生写8 + 5 = 13来描述这个故事。伊芙琳解释说，她等式中的数字代表了从她朋友那里借来的钱的数量。她的美元意识：&学生的整数视角
C R A ZY D IV A /T H IN K ST O C K We asked the students who in the story would owe money to whom and how much. We also asked each student to write an equation to describe the situation. How would you expect students to respond? Many of the seventh graders wrote 8 + 5 = 13 to describe the story. Evelyn explained that the numbers in her equation represented amounts of money borrowed from her friend. Her Dollars Sense: & Students’ Integer Perspectives