105×12-635简便计算,
来源:学生作业帮助网 编辑:作业帮 时间:2024/06/17 07:51:16
105×12-635简便计算,
105×12-635简便计算,
105×12-635简便计算,
105×12-635
=105×12-630-5
=105×12-105×6-5
=105×6-5
=630-5
=625
105×12-635简便计算,
105×12-635简便计算,
105×12-635简便计算,
105×12-635
=105×12-630-5
=105×12-105×6-5
=105×6-5
=630-5
=625