填上合适的符号使得等式成立7 7 7 7 =2 7 7 7 7 =3 7 7 7 7 =4 7 7 7 7 =5 7 7 7 7=6 7 7 7 7 =7 7 7 7 7=7 7 7 7 =9 7 7 7 7 =14
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/06 19:42:29
![填上合适的符号使得等式成立7 7 7 7 =2 7 7 7 7 =3 7 7 7 7 =4 7 7 7 7 =5 7 7 7 7=6 7 7 7 7 =7 7 7 7 7=7 7 7 7 =9 7 7 7 7 =14](/uploads/image/z/3740315-59-5.jpg?t=%E5%A1%AB%E4%B8%8A%E5%90%88%E9%80%82%E7%9A%84%E7%AC%A6%E5%8F%B7%E4%BD%BF%E5%BE%97%E7%AD%89%E5%BC%8F%E6%88%90%E7%AB%8B7+7+7+7+%3D2+7+7+7+7+%3D3+7+7+7+7+%3D4+7+7+7+7+%3D5+7+7+7+7%3D6+7+7+7+7+%3D7+7+7+7+7%3D7+7+7+7+%3D9+7+7+7+7+%3D14)
填上合适的符号使得等式成立7 7 7 7 =2 7 7 7 7 =3 7 7 7 7 =4 7 7 7 7 =5 7 7 7 7=6 7 7 7 7 =7 7 7 7 7=7 7 7 7 =9 7 7 7 7 =14
填上合适的符号使得等式成立7 7 7 7 =2 7 7 7 7 =3 7 7 7 7 =4 7 7 7 7 =5 7 7 7 7=6 7 7 7 7 =7 7 7 7 7=
7 7 7 7 =9 7 7 7 7 =14
填上合适的符号使得等式成立7 7 7 7 =2 7 7 7 7 =3 7 7 7 7 =4 7 7 7 7 =5 7 7 7 7=6 7 7 7 7 =7 7 7 7 7=7 7 7 7 =9 7 7 7 7 =14
7/7+ 7/7 =2
(7+ 7+ 7)/ 7 =3
77/7-7 =4
(7× 7-7)/ 7=6
(7-7)/ 7+ 7 =7
(7× 7+ 7)/ 7=8
(7+7)/7+7 =9
7+7-7+7 =14
注:/代表(除号)÷