简便方法0.36*7.4+0.72*1.3

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简便方法0.36*7.4+0.72*1.3简便方法0.36*7.4+0.72*1.3简便方法0.36*7.4+0.72*1.30.36*7.4+0.72*1.3=0.36*7.4+0.36*2*1.3

简便方法0.36*7.4+0.72*1.3
简便方法0.36*7.4+0.72*1.3

简便方法0.36*7.4+0.72*1.3
0.36*7.4+0.72*1.3
=0.36*7.4+0.36*2*1.3
=0.36*7.4+0.36*2.6
=0.36*(7.4+2.6)
=0.36*10
=3.6