简便计算 12.35*0.62+3.8*1.235

问题描述:

简便计算 12.35*0.62+3.8*1.235

  • 12.35*0.62+3.8*1.235

  • =1.235*6.2+3.8*1.235

  • =1.235*(6.2+3.8)

  • =1.235*10

  • =12.35

  • 如果你满意,请采纳,谢谢!


=1.235*6.2+3.8*1.235
=(6.2+3.8)*1.235
=10*1.235
=12.35

12.35*0.62+3.8*1.235
=1.235*6.2+3.8*1.235
=1.235x(6.2+3.8)
=1.235x10
=12.35