计算:(1)(-16)+5+(-18)+0+(+26)(2)(-8.5)+(-2.25)+(+4)+1.5+(-1.75)(3)(-1112)+
计算:(1)(-16)+5+(-18)+0+(+26)(2)(-8.5)+(-2.25)+(+4)+1.5+(-1.75)(3)(-1112)+(+2313)+(+211...
计算:(1)(-16)+5+(-18)+0+(+26)(2)(-8.5)+(-2.25)+(+4)+1.5+(-1.75)(3)(-1112)+(+2313)+(+2112)+(-3413)+(-27)(4)|-0.75|+(+314)-9-(-0.125)+(-58)-|-0.125|(5)(-7.03)×40.16+(-0.16)×(-7.03)+7.03×(-60)(6)-34×[-33×(-23)2-23](7)1÷(-2)2+(-2)3×116(8)(-0.125)2014×82015.
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(1)原式=-16-18+5+26=-34+31=-3;
(2)原式=(-8.5-2.25-1.75)+4+1.5=-12.5+5.5=-7;
(3)原式=(-11
+21
)+(23
-34
)-27=10-11-27=-28;
(4)原式=
+3
-9+
-
-
=-5
;
(5)原式=-7.03×(40.16-0.16+60)=-703;
(6)原式=-
×(-12-8)=15;
(7)原式=
-
=-
;
(8)原式=(-
×8)2014×8=8.
(2)原式=(-8.5-2.25-1.75)+4+1.5=-12.5+5.5=-7;
(3)原式=(-11
1 |
2 |
1 |
2 |
1 |
3 |
1 |
3 |
(4)原式=
3 |
4 |
1 |
4 |
1 |
8 |
5 |
8 |
1 |
8 |
5 |
8 |
(5)原式=-7.03×(40.16-0.16+60)=-703;
(6)原式=-
3 |
4 |
(7)原式=
1 |
4 |
1 |
2 |
1 |
4 |
(8)原式=(-
1 |
8 |
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