小学数学北师大三年级北师大版三年级上册-蚂蚁做操.ppt

,*,子页,子页,子页,子页,子页题目,内容：,子页,子页,子页,子页,子页题目,内容：,子页,子页,子页,子页,子页题目,内容：,子页,子页,子页,子页,子页题目,内容：,内容：,子页题目,子页,子页,子页,子页,主页,子页,子页题目,子页,子页,子页,主页,子页,T,H,A,N,K,Y,O,U,北师大版 三年级上册 第六单元 乘法,问题,探究,练习,拓展,124,124,64,24,242,48,48,（只）,1,2,3,122,24,242,48,104,40,24,8,40,8,48,124,48,10,2,4,40,8,1,4,2,8,4,0,4,8,2133,639,1,3,3,9,6,3,2003,600,103,30,33,9,600,30,9,639,2,1.,圈一圈，算一算。,142,123,2.,算一算，并说一说竖式每一步的意思。,2,4,2,3,3,1,2,3,3,1,1,2,4,2,8,8,9,3,6,9,3,2,8,4,3.,填表。,90,30,120,40,150,50,180,60,210,70,240,80,4.,1,件大衣的价钱是,1,件,毛衣的,2,倍。,1,件大衣多少钱？,乐乐妈妈给家人买了,2,件马甲和,1,件毛衣，,一共花了多少钱？,2122,424,（元）,1242,212,460,（元）,5.,能一次运走吗？,223,23,89,（元）,89,90,224,1,89,（元）,能一次运走。,你学到了什么？,