问题 解答题
计算题:
(1)|-3+1|-(+2);
(2)-
1
3
+(-
1
6
)-(-
1
4
)-0.5;
(3)(-
5
6
)÷(-
5
4
)×
3
2
-(-
1
2
2
(4)-14-(-5
1
2
)×
4
11
+(-2)3
答案

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

=2-2

=0;

(2)-

1
3
+(-
1
6
)-(-
1
4
)-0.5

=(-

1
3
-
1
6
)+(
1
4
-
1
2

=-

1
2
-
1
4

=-

3
4

(3)(-

5
6
)÷(-
5
4
)×
3
2
-(-
1
2
2

=(-

5
6
)×(-
4
5
)×
3
2
-
1
4

=1-

1
4

=

3
4

(4)-14-(-5

1
2
)×
4
11
+(-2)3

=-1+

11
2
×
4
11
-8

=-1+2-8

=-9+2

=-7.

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