3/1+6/1+10/1+15/1+21/1+28/1+36/1+45/1等于多少?
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/27 15:45:20
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3/1+6/1+10/1+15/1+21/1+28/1+36/1+45/1等于多少?
3/1+6/1+10/1+15/1+21/1+28/1+36/1+45/1等于多少?
3/1+6/1+10/1+15/1+21/1+28/1+36/1+45/1等于多少?
……3+6+10+15+21+28+36+45 =164
1/3+1/6+1/10+1/15+1/21+1/28+1/36+1/45
=77/105