25×4×101-×101(-)×60

发布时间:2020-08-06 22:58:55

25×4×101-×101(-)×60

网友回答

解:(1)=;

(2)-,
=(1),
=1,
=;

(3)15×(),
=15×+15×,
=10+9,
=19;

(4)(25×51),
=(51)×25,
=12×25,
=300;

(5)+,
=(),
=1,
=;

(6)25×4,
=25×4+4,
=100+3,
=103;

(7)×101-,
=(101-1),
=100,
=70;

(8)×101,
=×100+×1,
=63+,
=63.63;

(9)(-)×60,
=×60-×60,
=35-12,
=24.
解析分析:(1)依据分数乘法计算方法即可解答,
(2)(3)(5)(6)(7)(8)(9)运用乘法分配律解答,
(4)运用乘法结合律解答.


点评:(1)依据四则运算顺序正确进行计算,(2)正确运用四则运算计算方法解决问题,是本题考查知识点..
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