教育专题：三年级上册数学多位数乘一位数课件

单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,53,64,45,32,47,93,83,25,多位数乘一位数,(,整十整百整千数乘一位数,),小学数学三年级上册,旋转木马,准乘,9,人,坐旋转木马每人,2,元,9,个人要多少钱？,10,人要多少钱？,2,9=18,（元）,2,10=20,（元）,有,20,个同学玩碰碰车。,碰碰车每人,3,元,假如有,200,个同学玩碰碰车。,假如有,2000,个同学玩碰碰车。,203=60（元）,2003=600（元）,20003=6000（元）,33,303,3003,27,45,207,405,2007,4005,20007,40005,30003,9,14000,90,2000,14,1400,900,20000,20,140,200,9000,33,303,3003,27,45,207,405,2007,4005,20007,40005,30003,9,14000,90,2000,14,1400,900,20000,20,140,200,9000,33,303,3003,27,45,207,405,2007,4005,20007,40005,30003,9,14000,90,2000,14,1400,900,20000,20,140,200,9000,67,607,6007,99,909,9009,42,4200,420,81,810,8100,104,204,3004,406,810,5006,608,7008,打气球,30,3()40,2,500,3()3,500,200,3()200,2,60,4()600,4,在,(),里填上,。,=,拓展题,（）,00,（）,=1200,（）,00,（）,=1200,（）,00,（）,=1200,（）,00,（）,=1200,