53.5×35.5+53.5×43.2+78.5×46.5
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53.5×35.5+53.5×43.2+78.5×46.5
53.5×35.5+53.5×43.2+78.7×46.5
=53.5x(35.5+43.2)+78.7x46.5
=53.5x78.7+78.7x46.5
=(53.5+46.5)x78.7
=100x78.7
=7870
题目有点问题,我把78.5改成了78.7你检查一下题目,看是不是打错
再问: 是78.5
再答: 那35.5是不是35.3,再检查下,那错了
再问: 哦是,不好意思打错了题目是53.5×35.3+53.5×43.2+78.5×46.5
再答: =53.5x(35.3+43.2)+78.5x46.5 =53.5x78.5+78.5x46.5 =(53.5+46.5)x78.5 =100x78.5 =7850
=53.5x(35.5+43.2)+78.7x46.5
=53.5x78.7+78.7x46.5
=(53.5+46.5)x78.7
=100x78.7
=7870
题目有点问题,我把78.5改成了78.7你检查一下题目,看是不是打错
再问: 是78.5
再答: 那35.5是不是35.3,再检查下,那错了
再问: 哦是,不好意思打错了题目是53.5×35.3+53.5×43.2+78.5×46.5
再答: =53.5x(35.3+43.2)+78.5x46.5 =53.5x78.5+78.5x46.5 =(53.5+46.5)x78.5 =100x78.5 =7850
53.5×35.5+53.5×43.2+78.5×46.5
几道简算题51.53.5×35.3+53.5×43.2+78.5×46.52.235×12.1++235×42.2-13
第一题:53.5*35.3+53.5*43.2+78.5*46.5第二题:235*12.1+235*42.2-135*5
31.7*1/8+1.25*0.783-1.25 53.5*35.3+53.5*43.2+78.5*46.5 求简算谢谢
简便运算写为什么:53.5*35.3++53.5*43.2+78.5*46.51234+2341+3412+412323
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