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计算:(1)(-8)-(-10)+(-6)-(+4);(2)(−2)2−22−|−14|×(−10)2;(3)312+(-12)-(-13)+223;(4)(23-14-38+524)×48;(5)(-7)×(-56)×0÷(-13).
题目详情
计算:
(1)(-8)-(-10)+(-6)-(+4);
(2)(−2)2−22−|−
|×(−10)2;
(3)3
+(-
)-(-
)+2
;
(4)(
-
-
+
)×48;
(5)(-7)×(-56)×0÷(-13).
(1)(-8)-(-10)+(-6)-(+4);
(2)(−2)2−22−|−
1 |
4 |
(3)3
1 |
2 |
1 |
2 |
1 |
3 |
2 |
3 |
(4)(
2 |
3 |
1 |
4 |
3 |
8 |
5 |
24 |
(5)(-7)×(-56)×0÷(-13).
▼优质解答
答案和解析
(1)原式=-8+10-6-4=-8;
(2)原式=4-4-
×100=-25;
(3)原式=(3
-
)+(
+2
)=3+3=6;
(4)原式=
×48-
×48-
×48+
×48=32-12-18+10=12;
(5)原式=0.
(2)原式=4-4-
1 |
4 |
(3)原式=(3
1 |
2 |
1 |
2 |
1 |
3 |
2 |
3 |
(4)原式=
2 |
3 |
1 |
4 |
3 |
8 |
5 |
24 |
(5)原式=0.
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