题目内容

【题目】2.5×1.9×4=________×________×1.9 32×10.1=32×(________+________)=________×________+________×________.

【答案】2.5;4;10;0.1;32;10;32;0.1

【解析】解:2.5×1.9×4, =(2.5×4)×1.9,

=10×1.9,

=19;

32×10.1,

=32×(10+0.1),

=32×10+32×0.1,

=320+3.2,

=323.2;

故答案为:2.5,4;10,0.1,32,10,32,0.1.

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