简便计算:230×54+540×77=

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简便计算:230×54+540×77=

简便计算:230×54+540×77=
简便计算:230×54+540×77=

简便计算:230×54+540×77=
230×54+540×77
=540×﹙23+77﹚
=540×100
=54000

54*(230+10*77)=54*1000=54000

230×54+540×77=54x(230+10x77)=54x1000=54000

230×54+540×77
=230×54+54×770
=54×(230+770)
=54×1000
=54000

230×54+540×77
=23×540+540×77
=540×(23+77)
=540×100
=54000