题目内容
计算:(
-
+
)×(-48)
1 |
6 |
3 |
4 |
1 |
12 |
(
-
+
)×(-48),
=
×(-48)-
×(-48)+
×(-48),
=-8+36-4,
=24.
1 |
6 |
3 |
4 |
1 |
12 |
=
1 |
6 |
3 |
4 |
1 |
12 |
=-8+36-4,
=24.
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