怎样提高自己的运算(心算)能力?我个人比较崇拜心算!在做物理和数学题中一下子就算出来的那种感觉很有成就感!我是初三的学生,我希望有那种不打草稿就可以的计算方法!如史丰收的速

来源:学生作业帮助网 编辑:作业帮 时间:2024/09/02 09:11:30
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