130+150+170+190+210+230+250=[ ]* [ ]=

来源：学生作业帮助网编辑：作业帮时间：2024/05/13 00:20:18

130+150+170+190+210+230+250=[ ]* [ ]=
130+150+170+190+210+230+250=[ ]* [ ]=

130+150+170+190+210+230+250=[ ]* [ ]=
190*7=1330