
计算下列各题:(1)(-15)+(+3)-(-4)-(+6)(2)(-5)×6×(-10×(-8))(3)-35-|-12|+34-(
计算下列各题:(1)(-15)+(+3)-(-4)-(+6)(2)(-5)×6×(-10×(-8))(3)-35-|-12|+34-(+25)-(-12)(4)(-5)-...
计算下列各题:(1)(-15)+(+3)-(-4)-(+6)(2)(-5)×6×(-10×(-8))(3)-35-|-12|+34-(+25)-(-12) (4)(-5)-(-5)×110÷110×(-5)
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(1)原式=-15+3+4-6=-21+7=-14;
(2)原式=-2400;
(3)原式=-
-
-
+
+
=-
;
(4)原式=-5-5×
×10×5=-5-25=-30.
(2)原式=-2400;
(3)原式=-
3 |
5 |
2 |
5 |
1 |
2 |
1 |
2 |
3 |
4 |
1 |
4 |
(4)原式=-5-5×
1 |
10 |
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