在过去的数学教学中,一般都是老师讲为主,配以适当的教具,加上精心设计的板书,再穿插学生适当的练习,一节课下来,老师讲得累,学生听得累,想充分调动学生的积极性很难,教学很难达到理想的效果。而多媒体教学以其丰富的想象、鲜明的色彩、活泼可爱的动画吸引着广大的少年儿童,利用动画技术、电教手段、丰富的媒体将抽象的、很难用语言表述的算理清晰地表现出来,将数学教学融入到 In the past mathematics teaching, teachers are generally speaking mainly with appropriate teaching aids, coupled with well-designed blackboard, and then interspersed with appropriate exercise of students, a class down, the teacher spoke tired, tired of listening to students, Want to fully mobilize the enthusiasm of students is difficult, teaching is difficult to achieve the desired effect. Multimedia teaching attracts a large number of children and children with its rich imagination, vivid colors and lively and lovely animations. It uses the techniques of animation, audio-visual education and rich media to abstract the absurdity that is difficult to express in words , Math teaching into