脱式计算.(能简算的要简算.)
| 29.6-16+42÷40 | 3.5×37+6.5×37 | 6.8×0.75÷0.5 | 3.5×102. |
直接写出得数
| 7+2.5= | 0.45÷9= | 0.1-0.01= | 1÷0.01= | 3+4×0.2= |
| 5.9-5= | 0.7×0.03= | 0.5×0.8= | 9.4÷10= | 0×15.7+2.08= |
| 29.6-16+42÷40 | 3.5×37+6.5×37 | 6.8×0.75÷0.5 | 3.5×102. |
| 7+2.5= | 0.45÷9= | 0.1-0.01= | 1÷0.01= | 3+4×0.2= |
| 5.9-5= | 0.7×0.03= | 0.5×0.8= | 9.4÷10= | 0×15.7+2.08= |