60-(12.87+0.75)的简便计算

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60-(12.87+0.75)的简便计算60-(12.87+0.75)的简便计算60-(12.87+0.75)的简便计算60-(12.87+0.75)=60-13.62=60-13-0.62=47-0

60-(12.87+0.75)的简便计算
60-(12.87+0.75)的简便计算

60-(12.87+0.75)的简便计算
60-(12.87+0.75)
=60-13.62
=60-13-0.62
=47-0.62
=46.38