问题 解答题
计算:
(1)(3
48
+
12
-2
27
)÷
3

(2)
18
-
9
2
-
3
+
6
3
+(
3
-2)
0
+
(1-
2
)
2
答案

(1)原式=(12

3
+2
3
-6
3
)÷
3

=8

3
÷
3
=8;

(2)原式=3

2
-
3
2
2
-
3
(1+
2
)
3
+1+|1-
2
|

=3

2
-
3
2
2
-1-
2
+1+
2
-1

=

3
2
2
-1.

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