(24+8.5)*60/2=975

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(24+8.5)*60/2=975(24+8.5)*60/2=975(24+8.5)*60/2=975(24+8.5)*60/2=(24+8.5)*30=720+85*3=720+255=975正确完

(24+8.5)*60/2=975
(24+8.5)*60/2=975

(24+8.5)*60/2=975
(24+8.5)*60/2
=(24+8.5)*30
=720+85*3
=720+255
=975
正确

完全正确!

嗯 很棒,GOOD

算对了啊!

对就是它

您的问题是什么

(24+8.5)×60÷2
=(24+8.5)×30
=720(注:14×30)+255(注:30×8.5)
=975
答案正确。

这个是五年级上学期学的吧?

24+8.5)*60/2
=(24+8.5)*30
=720+85*3
=720+255
=975

(24+8.5)×60÷2
=(24+8.5)×30
=720+255
=975

正确!