计算(1)(212)×(-15)×(-313);(2)(-513)×(+178)×(-215);(3)(-0.1)×(-0.001)×(-100)×(-1000);(4)(613-814)×112;(5)2÷(-37)×47÷(-517);(6)-1+5÷(-16)×(-6).-数学
题文
计算(1)(2
(2)(-5
(3)(-0.1)×(-0.001)×(-100)×(-1000); (4)(6
(5)2÷(-
(6)-1+5÷(-
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答案
(1)(2
(2)(-5
(3)(-0.1)×(-0.001)×(-100)×(-1000)=0.1×100×0.001×1000=10; (4)(6
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