摘要:19.你来算一算!千万别出错!
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你来算一算!千万别出错!
(1)-
+
-
+
;
(2)-
×(
-
)×
×(-
);
(3)(-2)3×0.5-(-1.6)2÷(-2)2;
(4)-14÷(-5)2×(-
)+|0.8-1|.
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(1)-
| 1 |
| 3 |
| 4 |
| 3 |
| 5 |
| 6 |
| 1 |
| 2 |
(2)-
| 33 |
| 5 |
| 1 |
| 2 |
| 1 |
| 3 |
| 15 |
| 11 |
| 24 |
| 9 |
(3)(-2)3×0.5-(-1.6)2÷(-2)2;
(4)-14÷(-5)2×(-
| 5 |
| 3 |
你来算一算!千万别出错!
(1)2-6÷(-2)×(-
)
(2)-12008+(1-0.5)×
×[2-(-3)2]
(3)
-(
+
)÷(-2)
(4)(-24)×(
-
+
)+(-2)3.
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(1)2-6÷(-2)×(-
| 1 |
| 2 |
(2)-12008+(1-0.5)×
| 1 |
| 3 |
(3)
| 1 |
| 30 |
| 2 |
| 3 |
| 3 |
| 5 |
(4)(-24)×(
| 1 |
| 8 |
| 1 |
| 3 |
| 1 |
| 4 |