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前不久,听了长沙市大同小学刘润玉老师一节“同分母带分数加减法”的新授课,发现其教学有一定特色。现将其放学过程与教学特点简介如下: 直接激疑,导入新课教师进入教室,板书一个算式:1 3/5+2 5/5=?问:“这算式与我们以前学过的题目有什么不同?”(生:……这是道同分母的带分数加法题)“你们能否用以前学过的知识把这个题解出求?你能找出多少种解题的方法?” (特点:新课的导入,打破了惯常的由复习旧知
Not long ago, after listening to a new lectures by Teacher Liu Runyu from Datong Primary School in Changsha City, a new lecture titled “Adding and Subtracting Denominations with Same Denomination,” it was found that teaching has certain characteristics. Now the school process and teaching characteristics are as follows: Direct suspense, into the new class teacher into the classroom, a formula: 1 3/5 + 2 5/5 =? Q: “This formula and we have previously learned the subject of What is the Difference? ”(Students: ... This is the Addition with the Same Denominator)“ Can you solve this problem with the knowledge you have learned before? How many problem solving methods can you figure out? ” : The introduction of the new lesson, breaking the usual review by the old knowledge