(56.4/24+9.3*0.5)*0.8如何简算

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(56.4/24+9.3*0.5)*0.8如何简算(56.4/24+9.3*0.5)*0.8如何简算(56.4/24+9.3*0.5)*0.8如何简算56.4/24*0.8+9.3*0.5*0.8=5

(56.4/24+9.3*0.5)*0.8如何简算
(56.4/24+9.3*0.5)*0.8如何简算

(56.4/24+9.3*0.5)*0.8如何简算
56.4/24*0.8+9.3*0.5*0.8
=56.4/24*0.8+9.3*0.5*0.8
=56.4/3/8*0.8+9.3*(0.5*0.8)
=18.8*0.8/8+9.3*0.4
=18.8*(0.8/8)+3.72
=18.8*0.1+3.72
=1.88+3.72
=5.6