12\0.25的简便运算

来源:学生作业帮助网 编辑:作业帮 时间:2024/05/02 22:49:59
12\0.25的简便运算

12\0.25的简便运算
12\0.25的简便运算

12\0.25的简便运算
12÷0.25
=(12×4)÷(0.25×4)
=48÷1
=48

12\0.25
=(12×4)/(0.25×4)
=48/1
=48

{10+2}乘以4

12/0.25
=12/(1/4)
=12x4=48