题目内容
3
-2
+5
-8
=______.
| 1 |
| 8 |
| 3 |
| 5 |
| 7 |
| 8 |
| 2 |
| 5 |
原式=
-
+
-
=
+
-
-
=
-
=9-11
=-2,
故答案为-2.
| 25 |
| 8 |
| 13 |
| 5 |
| 47 |
| 8 |
| 42 |
| 5 |
=
| 25 |
| 8 |
| 47 |
| 8 |
| 13 |
| 5 |
| 42 |
| 5 |
=
| 72 |
| 8 |
| 55 |
| 5 |
=9-11
=-2,
故答案为-2.
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