花花买了6张邮票,小明买了8张邮票,花花比小明少付1元,邮票平均多少钱?5x,[7?8O*L
算式:提示+R5[/^)j5o:R-t7y0h6f([5x,[7?8O*L
答:邮票平均,p4x9?6J5V1Y8V,h8D:O1p+D0X2z元。5x,[7?8O*L