题目内容
计算:
(1)(-2)+(-3)+5
(2)
×5÷
×5
(3)12-7×(-4)+8÷(-2)
(4)-14+(2-5)2-2
(5)2÷(-2)+0÷7-(-8)×(-2)
(6)(-1)5×(-5)÷[(-3)2+2×(-5)].
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题目内容
计算:
(1)(-2)+(-3)+5
(2)
×5÷
×5
(3)12-7×(-4)+8÷(-2)
(4)-14+(2-5)2-2
(5)2÷(-2)+0÷7-(-8)×(-2)
(6)(-1)5×(-5)÷[(-3)2+2×(-5)].