直接写出得数 3.14×4= | 0.5×0.5= | ________×= |
=25:________ | 0.6:0.36=:________ | 50.24÷3.14= |
40×20%= | 25×0.25×20= | ×2.5= |
6.4×0.1= |
计算下列各题,写出必要的计算过程.
×14× | 24×(-) | (-)× | 75-25×. |
直接写出得数 3.14×4= | 0.5×0.5= | ________×= |
=25:________ | 0.6:0.36=:________ | 50.24÷3.14= |
40×20%= | 25×0.25×20= | ×2.5= |
6.4×0.1= |
×14× | 24×(-) | (-)× | 75-25×. |