摘要:计算1. -1.8 2. 3+ - │‐1│-0.65
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计算:(1)(+
)+(-2
)-(-2
)-(+3
);
(2)-24+3-16-5;
(3)-23÷
×(-
)2;
(4)
×(8-1
-
);
(5)(-5
)×
-8÷|-2+4|;
(6)(
-
+
)÷(-
);
(7)-32×
-[(-5)2×(-
)-240÷(-4)×
-2];
(8)(
+
)÷(-
)-
×(-1
);
(9)-14-(1-0.5)×
×[2-(-3)2];
(10)-32-|(-5)3|×(-
)2-18÷|-(-3)2|;
(11)-14-(-5
)×
+(-2)3;
(12)(-47.65)×2
+(-37.15)×(-2
)+10.5×(-7
).
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| 1 |
| 4 |
| 1 |
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| 2 |
| 3 |
(2)-24+3-16-5;
(3)-23÷
| 4 |
| 9 |
| 2 |
| 3 |
(4)
| 3 |
| 4 |
| 1 |
| 3 |
| 14 |
| 15 |
(5)(-5
| 1 |
| 2 |
| 4 |
| 11 |
(6)(
| 2 |
| 9 |
| 1 |
| 4 |
| 1 |
| 18 |
| 1 |
| 36 |
(7)-32×
| 1 |
| 3 |
| 3 |
| 5 |
| 1 |
| 4 |
(8)(
| 1 |
| 2 |
| 1 |
| 3 |
| 5 |
| 6 |
| 9 |
| 14 |
| 5 |
| 9 |
(9)-14-(1-0.5)×
| 1 |
| 3 |
(10)-32-|(-5)3|×(-
| 2 |
| 5 |
(11)-14-(-5
| 1 |
| 2 |
| 4 |
| 11 |
(12)(-47.65)×2
| 6 |
| 11 |
| 6 |
| 11 |
| 5 |
| 11 |