14.48-4.536/7.2-0.45 （227 - 知识问答

14.48-4.536/7.2-0.45 （227/25-4.68)/0.11 5.04*27.81+25.5 用简便方

1个回答

14.48-4.536/7.2-0.45
=14.48-0.63-0.45
=14.48-（0.63+0.45）
=14.48-1.08
=13.4
（227/25-4.68)/0.11
=（9.08-4.68）/0.11
=4.4/0.11
=40
5.04*27.81+25.5
=140.1624+25.5
=165.6624

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