问题 解答题
计算:
(1)(-4)-(+11)-(-9);
(2)(-79)÷2
1
4
+
4
9
×(-29)

(3)(-
1
6
+
3
4
-
1
12
)×(-48)

(4)-32-(-
3
2
)2×
2
9
+6÷|-
2
3
|
答案

(1)原式=-4-11+9=-6;

(2)原式=(-79)×

4
9
+
4
9
×(-29)

=

4
9
×(-79-29)

=

4
9
×(-108)

=-48;

(3)原式=-

1
6
×(-48)+
3
4
×(-48)+(-
1
12
)×(-48)

=8-36+4

=-24;

(4)原式=-9-

9
4
×
2
9
+6×
3
2

=-9-

1
2
+9

=-

1
2

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