计算题(1)(-14)-(-14)(2)(-5)×(-3)(3)(+4.3)-(-4)+(-2.3)-(+4)(4)(12-59十712)×(-36)(5)23...

2023-07-12 08:02发布

这道初中数学的题目是:
计算题
(1)(-
1
4
)-(-
1
4
)                 
(2)(-5)×(-3)
(3)(+4.3)-(-4)+(-2.3)-(+4)
(4)( 
1
2
-
5
9
7
12
)×(-36)
(5)23-6÷3×
1
3
                   
(6)-
3
4
×[-32×(-
2
3
)2-2]÷(-1)2006
1条回答
33010136
1楼-- · 2023-07-12 08:14
这道初中数学题的正确答案为:
(1)原式=0;

(2)原式=15;

(3)原式=4.3+4-2.3-4
=2;
(4)原式=
1
2
×(-36)-
5
9
×(-36)+
7
12
×(-36)
=-18+20-21
=-18-1
=-19;

(5)原式=8-6×
1
3
×
1
3

=8-
2
3

=
22
3


(6)原式=-
3
4
×(-9×
4
9
-2)÷1
=-
3
4
×(-4-2)
=-
3
4
×(-6)
=
9
2
解题思路 12

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