直接写得数.
0.6×0.5= | 6.8÷2= | 0.4×0.25= | 3.8÷1.9= |
1-0.25= | 4÷0.2= | 0.12×100= | 7.5+2.07= |
口算
13×0.4= | 1.3×5= | 2.14×0.6= | 3.48+0.8= |
2.8×0.7= | 0.125×8= | 0.25×4= | 1.69×0.06= |
0.6×0.5= | 6.8÷2= | 0.4×0.25= | 3.8÷1.9= |
1-0.25= | 4÷0.2= | 0.12×100= | 7.5+2.07= |
13×0.4= | 1.3×5= | 2.14×0.6= | 3.48+0.8= |
2.8×0.7= | 0.125×8= | 0.25×4= | 1.69×0.06= |