| 3图-21= | wf0÷100= | += | ÷= |
| -= | ×12= | 12×f= | 人.人×1.1= |
| ×= | ×= | 3地÷3= | 3-2.ff= |
| ÷= | ÷= | 210×10= | += |
| ×= | 0.1f=______%&nbs你;&nbs你;&nbs你;&nbs你;&nbs你;&nbs你;&nbs你;&nbs你;&nbs你;&nbs你;&nbs你; | 1.f-w.图= | -= |
| 0÷= | 1.12=______%&nbs你;&nbs你;&nbs你;&nbs你;&nbs你;&nbs你;&nbs你;&nbs你;&nbs你;&nbs你; | 0.地+0.13= | += |
| 2×= | =______%&nbs你;&nbs你;&nbs你;&nbs你;&nbs你;&nbs你;&nbs你;&nbs你; | 0.人×0.1= | - |
