题目内容
直接填出结果:
(1)(-14)+(+20)=______;
(2)-12-8=______;
(3)100+(-100)=______;
(4)0+(-6)=______.
(5)-(
)3=______
(6)(-0.625)×(-1.6)=______
(7)(+4)×(-5)=______
(8)(-3.25)×(+
)=______
(9)0.25×(-2.15)+0.75×(-2.15)=______;
(10)(-4)×(-124)×(-0.25)=______.
(1)(-14)+(+20)=______;
(2)-12-8=______;
(3)100+(-100)=______;
(4)0+(-6)=______.
(5)-(
| 1 |
| 2 |
(6)(-0.625)×(-1.6)=______
(7)(+4)×(-5)=______
(8)(-3.25)×(+
| 2 |
| 13 |
(9)0.25×(-2.15)+0.75×(-2.15)=______;
(10)(-4)×(-124)×(-0.25)=______.
(1)(-14)+(+20)=6;
(2)-12-8=-20;
(3)100+(-100)=0;
(4)0+(-6)=-6.
(5)-(
)3=-
(6)(-0.625)×(-1.6)=1
(7)(+4)×(-5)=-20
(8)(-3.25)×(+
)=-
(9)0.25×(-2.15)+0.75×(-2.15)=-2.15;
(10)(-4)×(-124)×(-0.25)=-124.
故答案为:(1)6;(2)-20;(3)0;(4)-6;(5)-
;(6)1;(7)-20;(8)-
;(9)-2.15;(10)-124.
(2)-12-8=-20;
(3)100+(-100)=0;
(4)0+(-6)=-6.
(5)-(
| 1 |
| 2 |
| 1 |
| 8 |
(6)(-0.625)×(-1.6)=1
(7)(+4)×(-5)=-20
(8)(-3.25)×(+
| 2 |
| 13 |
| 1 |
| 2 |
(9)0.25×(-2.15)+0.75×(-2.15)=-2.15;
(10)(-4)×(-124)×(-0.25)=-124.
故答案为:(1)6;(2)-20;(3)0;(4)-6;(5)-
| 1 |
| 8 |
| 1 |
| 2 |
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