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老師,你幫我看看,我解出來X,但是把數(shù)字帶入式子中算出的答案不等于319750,三個(gè)負(fù)數(shù)相減,如何算?
FAILED
FAILED
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同學(xué)你好,X算出來是1879743.59。-817520-47500-450000=-(817250+47500+450000)=-1314750
2022 04/14 19:57
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2022 04/14 19:57
我解出來也是等于負(fù)的1314750,但是答案上是等于319750
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2022 04/14 19:58
所以我就有點(diǎn)抓狂了嘛,我感覺答案上應(yīng)該不會(huì)錯(cuò)呀
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2022 04/14 20:11
你把 答案列的式子給我看看哈
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2022 04/14 20:15
就是我上面拍的那張照片,最后一行等于319750你看看
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2022 04/14 20:15
我截屏的那張
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2022 04/14 20:19
一季度現(xiàn)金余額
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2022 04/14 20:40
沒有最后一行等于319750這張啊
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2022 04/14 20:55
????老師你看看
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2022 04/14 20:55
最后一行最底下的
FAILED
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2022 04/14 21:25
這個(gè)計(jì)算沒有問題啊,就是319750
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2022 04/14 21:27
是-4082750+3000000+1900000-47500-450000=319750,這個(gè)計(jì)算沒問題。你拿計(jì)算器算一下
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2022 04/14 22:05
同學(xué)你好,X算出來是1879743.59。-817520-47500-450000=-(817250+47500+450000)=-1314750我算出等于這個(gè)數(shù)
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2022 04/14 22:07
最后一步不是三個(gè)負(fù)數(shù)相加等于負(fù)1314750
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2022 04/14 22:07
是我哪里做錯(cuò)了嗎?老師幫我指出來
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2022 04/14 22:11
-4082750 +3000000=-1082750,-1082750+1900000=817250,最后一步是817250-47500-450000=319750.是正數(shù)817250,不是負(fù)數(shù)817250
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2022 04/15 11:12
一個(gè)負(fù)數(shù)減去一個(gè)正數(shù),不應(yīng)該是負(fù)數(shù)嗎
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2022 04/15 11:25
-1082750+1900000=1900000-1082750=817250.負(fù)數(shù)大于正數(shù),結(jié)果為負(fù)。負(fù)數(shù)小于正數(shù),結(jié)果為正
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