35*(3/35-2/53)*53简便计算过程

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35*(3/35-2/53)*53简便计算过程35*(3/35-2/53)*53简便计算过程35*(3/35-2/53)*53简便计算过程35*(3/35-2/53)*53=35*53(3/35-2/

35*(3/35-2/53)*53简便计算过程
35*(3/35-2/53)*53简便计算过程

35*(3/35-2/53)*53简便计算过程
35*(3/35-2/53)*53
=35*53(3/35-2/53)
=35*53*3/35-35*53*2/53
=53*3-35*2
=159-70
=89

35*(3/35-2/53)*53
=35*53*3/35-35*53*2/53
=53*3-35*2
=159-70
=89

35*(3/35-2/53)*53
=(35*3/35-2/53*35)*53
=(3-70/53)*53
=3*53-70/53*53
=159-70
=89