0.3x2.5x0.4简便计算
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0.3x2.5x0.4简便计算0.3x2.5x0.4简便计算0.3x2.5x0.4简便计算=0.3×(2.5×0.4)=0.3×1=0.30.3x2.5x0.4=0.3x(2.5x0.4)=0.3X1
0.3x2.5x0.4简便计算
0.3x2.5x0.4简便计算
0.3x2.5x0.4简便计算
=0.3×(2.5×0.4)
=0.3×1
=0.3
0.3x2.5x0.4
=0.3x(2.5x0.4)
=0.3X1
=0.3
0.3x2.5x0.4
=0.3*1
=0.3
0.3x2.5x0.4简便计算
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