直接写得数.
| 0.76一0.6= | 3.7+3= | 2.5+8.5= | 1-0.1= |
| 4.8十2.2= | 1-0.81= | 0.25+0.4= | 0.37十0.3= |
计算下面各题(能简算的要简算).
| 4 | ||
| 9.84-1 |
解方程:
| 30%x+85=70%x+25 | x÷(1-24%)=1.15 |
直接写得数.
| 0.76一0.6= | 3.7+3= | 2.5+8.5= | 1-0.1= |
| 4.8十2.2= | 1-0.81= | 0.25+0.4= | 0.37十0.3= |
| 4 | ||
| 9.84-1 |
| 30%x+85=70%x+25 | x÷(1-24%)=1.15 |