(2012?宜宾县模拟)计算下列各式.
195.6×18-195
×8
(1
+2
)÷
2.1-(0.27×
-19÷700)÷
×[
-(
-0.25)]
:
=40:x.
195.6×18-195
| 3 |
| 5 |
(1
| 1 |
| 3 |
| 1 |
| 2 |
| 1 |
| 2 |
2.1-(0.27×
| 2 |
| 7 |
| 1 |
| 20 |
| 8 |
| 9 |
| 3 |
| 4 |
| 7 |
| 16 |
| 4 |
| 9 |
| 1 |
| 6 |
| 3 |
| 5 |
| 1 |
| 3 |
| 1 |
| 2 |
| 1 |
| 2 |
| 2 |
| 7 |
| 1 |
| 20 |
| 8 |
| 9 |
| 3 |
| 4 |
| 7 |
| 16 |
| 4 |
| 9 |
| 1 |
| 6 |