计算:(1)8+(-10)+(-2)-(-5)(2)-24×(?12+34?13)(3)-9+5×(-6)-18÷(-3)(4)0-23÷(-4

2024-12-16 04:11:43
推荐回答(1个)
回答1:

(1)原式=8-10-2+5=8+5-10-2=13-12=1;
(2)原式=24×

1
2
-24×
3
4
+24×
1
3
=12-18+8=20-18=2;
(3)原式=-9-30+6=-33;
(4)原式=-8×(-
1
64
)-
1
8
=
1
8
-
1
8
=0;
(5)原式=-8×
5
2
×(-
4
3
)-4×(-5)=
80
3
+20=
140
3

(6)原式=-
11
5
×
1
6
×
5
6
×
3
11
=-
1
12