77%×99+23%×99 = =

来源:学生作业帮助网 编辑:六六作业网 时间:2024/05/10 14:46:27
77%×99+23%×99==77%×99+23%×99==77%×99+23%×99==77%×99+23%×99=99x(77%+23%)=99x100%=99

77%×99+23%×99 = =
77%×99+23%×99 = =

77%×99+23%×99 = =
77%×99+23%×99 =
99x(77%+23%)=99x100%=99