《长方形的面积》教案（Rectangular area lesson plan）.docVIP

《长方形的面积》教案（Rectangular area lesson plan） Own collection Think its useful So upload it to Baidu Share it with everyone! Rectangular and square area calculation lesson plan Content of courses: PEP compulsory education curriculum standard experimental textbook mathematics the third grade volume seventy-seventh, Seventy-eighth pages of content Teaching target: 1., by solving the problem of card area, it leads students to go through the research process of problem research, discovery rule and formation method Experience the significance and function of continuous improvement of measurement methods: on the basis of direct measurement method, gradually improve measurement methods, find indirect measurement methods, sum up the general method of rectangular area 2., in the exploration of the general method of seeking rectangular area, understand the principle of this method, and the students language ability, basic thinking process and basic computing ability to train accordingly 3., cultivate students initial abstract generalization ability and transfer analogical ability Teaching emphasis: Guide students to gradually improve their measurement methods through observation, operation, thinking and discussion, research and other ways of learning, and form new measuring methods Teaching difficulties: The number of units in an area of a rectangle is equal to the product of the length and width of a rectangle Teaching preparation: A class of 1 square centimeters, rectangular cards, rulers Teaching process: Conversation before class: weve just studied the area and area units. What do you know? First, review and import We have just studied the area and area units, and we know the number of units in a number of areas to know the area of the object surface or the enclosed figure Today we are going to study the area of rectangles and squares Two, hands-on operation, independent inquiry (1) providing materials for elicitation studies; Deepen the concept of area What size units do you t