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2( )3( )4( )5( )6( )7( )1=51括号里填什么运算符号?

来源:学生作业帮 编辑:灵鹊做题网作业帮 分类:数学作业 时间:2024/03/29 07:36:05
2( )3( )4( )5( )6( )7( )1=51括号里填什么运算符号?
2( )3( )4( )5( )6( )7( )1=51括号里填什么运算符号?
1 :1 + 2 + 3 - 4 + 56 - 7 = 51
2 :1 + 2 - 3 + 4 + 5 + 6 * 7 = 51
3 :1 + 2 * 3 + 45 + 6 - 7 = 51
4 :1 + 2 * 34 - 5 - 6 - 7 = 51
5 :1 + 23 + 4 + 5 * 6 - 7 = 51
6 :1 - 2 + 34 + 5 + 6 + 7 = 51
7 :1 * 2 + 3 + 45 - 6 + 7 = 51
8 :1 * 2 + 3 * 4 + 5 * 6 + 7 = 51
9 :1 * 2 + 3 * 4 - 5 + 6 * 7 = 51
10 :1 * 2 + 3 / 4 * 56 + 7 = 51
11 :1 * 2 * 3 - 4 + 56 - 7 = 51
12 :1 / 2 + 345 / 6 - 7 = 51
13 :12 * 34 / 56 * 7 = 51
14 :12 / 3 - 4 * 5 + 67 = 51
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1 :-1 + 2 + 3 - 4 * 5 + 67 = 51
2 :-1 + 2 - 3 + 4 + 56 - 7 = 51
3 :-1 + 2 - 3 * 4 - 5 + 67 = 51
4 :-1 + 2 * 3 + 45 - 6 + 7 = 51
5 :-1 + 2 * 3 * 45 / 6 + 7 = 51
6 :-1 + 2 * 3 / 4 * 5 * 6 + 7 = 51
7 :-1 - 2 + 3 + 4 + 5 + 6 * 7 = 51
8 :-1 - 2 * 3 + 45 + 6 + 7 = 51
9 :-1 - 2 * 3 - 4 - 5 + 67 = 51
10 :-1 / 2 * 3 + 45 / 6 * 7 = 51
Press any key to continue