怎样简便计算35.6*4.9+3.56*51

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怎样简便计算35.6*4.9+3.56*51

怎样简便计算35.6*4.9+3.56*51
怎样简便计算35.6*4.9+3.56*51

怎样简便计算35.6*4.9+3.56*51
35.6*4.9+3.56*51
=35.6*4.9+35.6*5.1
=35.6*(4.9+5.1)
=35.6*10
=356

35.6*4.9+3.56*51
=3.56*49+3.56*51
=3.56x(49+51)
=3.56x100
=356