--45×0.25+×19+36×25%125×321065-68-932
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解:--
=-(),
=-1,
=;
45×0.25+×19+36×25%
=45×0.25+0.25×19+36×0.25,
=(45+19+36)×0.25,
=100×0.25,
=25;
125×32
=125×8×4,
=1000×4,
=4000;
1065-68-932,
=1065-(68+932),
=1065-1000,
=65.
解析分析:(1)把原式改写为-(),然后再按照分数加减法的计算方法进行计算即可;
(2)把和25%转化成小数,然后再按照乘法分配律进行计算即可得到