高效的数学课堂就是要充分发挥学生的自主性、主动性,激发学生学习数学的兴趣,让学生在数学课堂中用最高的效率达到最好的学习效果。备好一节课,是这堂课成功与否的关键;上好一堂课,则是实现高效课堂的重点和难点。 Efficient math classroom is to give full play to student autonomy, initiative, stimulate students interest in learning mathematics, so that students in the classroom with the highest efficiency to achieve the best learning results. Prepare a lesson is the key to the success of this lesson; a good lesson, it is to achieve efficient classroom focus and difficulty.