直接写出得数 ×8.1= | 7÷1.4= | 6×50%= | ÷0.75= | 1÷3× = |
| 5.62-4= | 0.32= | 13÷ = | 0.6× = | 0× × = |
解: ×8.1=0.9 | 7÷1.4=5 | 6×50%=3 | ÷0.75=1 | 1÷3× =![]() |
| 5.62-4=1.62 | 0.32=0.09 | 13÷ =15 | 0.6× =0.1 | 0× × =0 |
,1.62,0.09,15,0.1,0.分析:根据小数、分数的加法,减法,乘法,除法的运算法则计算即可.
点评:口算时,注意运算符号和数据,然后再进一步计算即可,注意小数点的位置.
÷0.75=
=
=
=
=