选择最简方法计算352-98 725+363+75 613-168-13 970-790-110 203+529 185+47+53
答案:1 悬赏:30 手机版
解决时间 2021-02-12 13:37
- 提问者网友:几叶到寒
- 2021-02-11 16:32
选择最简方法计算352-98 725+363+75 613-168-13 970-790-110 203+529 185+47+53
最佳答案
- 五星知识达人网友:爱难随人意
- 2021-02-11 18:05
(1)352-98,
=352-100+2,
=254;
(2)725+363+75,
=363+(725+75),
=363+800,
=1163;
(3)613-168-13,
=613-13-168,
=600-168,
=432;
(4)970-790-110,
=970-(790+110),
=970-900,
=70;
(5)203+529,
=200+529+3,
=732;
(6)185+47+53,
=185+(47+53),
=185+100,
=285.
=352-100+2,
=254;
(2)725+363+75,
=363+(725+75),
=363+800,
=1163;
(3)613-168-13,
=613-13-168,
=600-168,
=432;
(4)970-790-110,
=970-(790+110),
=970-900,
=70;
(5)203+529,
=200+529+3,
=732;
(6)185+47+53,
=185+(47+53),
=185+100,
=285.
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