计算,能简便的简便运算.17×(+)×150×+×××64+×44-72×.

发布时间:2020-08-12 17:29:43

计算,能简便的简便运算. 17×(+)×150×+×××64+×44-72×.

网友回答

解:17×=(16-1)×,
=16×-
=;

(+)×150
=×150+×150
=24+16,
=40;

×+×,
=×(+),
=×,
=

××64,
=×(×64),
=×8,
=10;

+×,
=×(1+),
=×,
=;

44-72×,
=44-30,
=14.
解析分析:(1)(2)(3)(4)(5)利用乘法分配律解答;
(6)先算乘法再算减法;
据此解答即可.

点评:此题考查了分数的加减乘除运算,根据规律,能简算的要简算.
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