急:169×98+32怎样简便计算?

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急:169×98+32怎样简便计算?

急:169×98+32怎样简便计算?
急:169×98+32怎样简便计算?

急:169×98+32怎样简便计算?
169*(100-2)+32
=16900-338+32
=16900-306
=16900-300-6
=16594

169*(100-2)+32
=16900-338+32
=16900-306
=16900-300-6
=16594

169X(100-2)+32
=16900-169X2+32
=16900-338+32
=16900-306
=16594

169x(100-2)+32
=16900-338=32
=16900-306
=16900-300-6
=16594