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0.8888X10.4-0.1111X3.2简便计算
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0.8888X10.4-0.1111X3.2简便计算
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0.8888X10.4-0.1111X3.2
=0.8888X10+0.8888X0.4-0.1111X3.2
=8.888+0.8888x0.4-0.1111x8x0.4
=8.888+0.8888x0.4-0.8888x0.4
=8.888
=0.8888X10+0.8888X0.4-0.1111X3.2
=8.888+0.8888x0.4-0.1111x8x0.4
=8.888+0.8888x0.4-0.8888x0.4
=8.888
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