很快算出得数。
| ⑴5+0.4= |
⑵1.4+2.7= |
⑶8.2+3.7= |
⑷5+2.4= |
| ⑸1.8﹣2.7= |
⑹7.3+0.9= |
⑺2+5.3= |
⑻2.0+1.8= |
| ⑼5.7+2.8= |
⑽6+2.2= |
⑾1.5+8.5= |
⑿7.4+1.6= |
| ⒀5﹣6.5= |
⒁3.2﹣2.3= |
⒂4.2﹣2.2= |
⒃2﹣2.3= |
相关试题
=
=
×4=
÷15=
×
=
×
=
÷
=
÷
=
=
=计算下面各题，能简便的运用简便方法计算．
| 86.9+9.1÷（2.3﹣1.6） |
3.56﹣0.2+6.44﹣4.8 |
21.4﹣40.5÷7.5 |
| 8.52﹣（5.52+0.9） |
3.12+3.12×99 |
11÷[（0.4+0.04）×0.5] |
直接写得数
| 0.2﹣0.02= |
0.1÷0.05= |
4×0.5= |
0.26+0.74= |
12.5×0.8= |
| 8b﹣3b= |
0.52﹣0.2= |
4a×a= |
0.72÷0.9= |
14÷35= |
粤公网安备 44130202000953号