0.48*99怎样简便计算

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0.48*99怎样简便计算

=0.48*(100-1)
=0.48*100-0.48
=48-0.48
=47.52

赞同所给答案

9.8*4.8 0.48简便计算 =98*0.48 0.48=(98 1)0.48=99*0.48=(100-1)*0.48=48-0.48=47.52 9.8*4.8 0.48=98*0.48 0.

0.48*99
=0.48*(99+1)-0.48
=0.48*100-0.48
=48-0.48
=...