北师大版小学数学二年级上册课件-摘桃子.ppt
,摘桃子,10,10,20,10,20,15,10,20,15,35,10,20,15,35,5,10,20,15,35,5,45,10,20,15,35,5,45,40,10,20,15,35,5,45,40,25,10,20,15,35,5,45,40,25,10,10,20,15,35,5,45,40,25,10,35,10,20,15,35,5,45,40,25,10,35,15,10,20,15,35,5,45,40,25,10,35,15,40,10,20,15,35,5,45,40,25,10,35,15,40,30,10,20,15,35,5,45,40,25,10,35,15,40,30,20,10,20,15,35,5,45,40,25,10,35,15,40,30,20,45,10,20,15,35,5,45,40,25,10,35,15,40,30,20,45,30,10,20,15,35,5,45,40,25,10,35,15,40,30,20,45,30,你真棒!,填一填:,. . . . . . . . . .,0,5,10,20,15,25,30,40,35,5,5,5,5,5,5,5,5,5,15,3,3,8,5,+,459 15555 3056,7536 9559 5555,成人:5元,学生:3元,买5张 学生票,买2张成人 票和1张学生票,买2张成人票,有19名学生,5顶帐篷能住下吗?,有38块饼干,每人能分到8块吗?,