64*25*87*125*5怎么简便算64乘25乘87乘125乘5简便算 急

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64*25*87*125*5怎么简便算64乘25乘87乘125乘5简便算急64*25*87*125*5怎么简便算64乘25乘87乘125乘5简便算急64*25*87*125*5怎么简便算64乘25乘8

64*25*87*125*5怎么简便算64乘25乘87乘125乘5简便算 急
64*25*87*125*5怎么简便算
64乘25乘87乘125乘5简便算 急

64*25*87*125*5怎么简便算64乘25乘87乘125乘5简便算 急
64*25*87*125*5 =4*2*8*25*87*125*5 =(4*25)*(8*125)*(2*5*87) =100*1000*870 =87000000