99*2.37+3.37的简便计算
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99*2.37+3.37的简便计算
99*2.37+3.37的简便计算
99*2.37+3.37的简便计算
99x2.37+3.37
=99x2.37+2.37+1
=2.37x(99+1)+1
=237+1
=238
=99×2.37+2.37+1
=(99+1)×2.37+1
=237+1
=238
37×99+99%D%A=37x(99+1)%D%A=37x100%D%A=3700