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计算(1)-7+11-9(2)(34+712-76)×(-60)(3)(-18)÷214×49÷(-16)(4)3−8+6481-|-2|(5)32÷(-2)4-(-12)3×(-4)(6)(-5)2+(3−827+13)-(-2)3.

题目详情
计算
(1)-7+11-9                                                
(2)(
3
4
+
7
12
-
7
6
)×(-60)
(3)(-18)÷2
1
4
×
4
9
÷(-16)
(4)
3−8
+
64
81
-|-2|
(5)32÷(-2)4-(-
1
2
3×(-4)
(6)(-
5
2+(
3
8
27
+
1
3
)-(-2)3
▼优质解答
答案和解析
(1)原式=-16+11
=-5;
(2)原式=
3
4
×(-60)+
7
12
×(-60)-
7
6
×(-60)
=-45-35+70
=-10;
(3)原式=18×
4
9
×
4
9
×
1
16

=
2
9

(4)原式=-2+
8
9
-2
=-
28
9

(5)原式=32÷16-(-
1
8
)×(-4)
=2-
1
2

=
3
2

(6)原式=5+(-
2
3
+
1
3
)+8
=13-
1
3

=
38
3