直接写得数
| 200×0.04= |
3.5×0.1= |
3.6÷0.09= |
12÷1.2= |
| 0.42÷0.6= |
3.2×0.5= |
0.21×0.3= |
2.5×1.4= |
| 9﹣2.7= |
7.5+9.2= |
2.6×0.3= |
16﹣0.9= |
| 4.5÷0.9= |
8.5×10= |
5.2÷0.2= |
1.2×6= |
| 7.9÷0.1= |
7.6×4= |
4.5÷3= |
0.65÷0.1= |
解方程．
4x﹣0.4=9.4
2（14x﹣5x）=8.1
2（x﹣3）=11.6．
简便计算．
①7.3×99
②2.5×32×1.25
③38.75﹣（8.75+24.5）
竖式计算．
5.8×0.25=
7.02×1.3=
0.54÷3.6=
直接写出得数．
| 0÷150= |
32÷0.4= |
1.2×0.1= |
6.3÷0.9= |
| 6×0.25= |
2.6×100= |
32×0.4= |
2600÷100= |
| 32.8÷8= |
1.64÷4= |
300÷60= |
18×700= |
| 400÷80= |
64÷4= |
360÷20= |
420÷70= |