123+123+123+123+123+123+123+123+123+123-999等于多少
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/04 03:31:49
![123+123+123+123+123+123+123+123+123+123-999等于多少](/uploads/image/z/91795-67-5.jpg?t=123%2B123%2B123%2B123%2B123%2B123%2B123%2B123%2B123%2B123-999%E7%AD%89%E4%BA%8E%E5%A4%9A%E5%B0%91)
123+123+123+123+123+123+123+123+123+123-999等于多少
123+123+123+123+123+123+123+123+123+123-999等于多少
123+123+123+123+123+123+123+123+123+123-999等于多少
123+123+123+123+123+123+123+123+123+123-999=123*10-999 =1230-1000+1 =231