
用简便方法计算4.65X3.2+9.3X3.3+0.465X2
3个回答
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4.65X3.2+9.3X3.3+0.465X2
=4.65X3.2+4.65X2X3.3+4.65X0.2
=4.65X(3.2+6.6+0.2)
=4.65X10
=46.5
=4.65X3.2+4.65X2X3.3+4.65X0.2
=4.65X(3.2+6.6+0.2)
=4.65X10
=46.5
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