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No Plagiarism!1QFc4svt8QMVQqoGUvbPposted on PENANA 作品:速算8964 copyright protection182PENANAtZ7AQ3SxdL 維尼
作者:MR.writer8964 copyright protection182PENANAX5CHJrTyVr 維尼
連結:https://www.penana.com/story/152194/%E9%80%9F%E7%AE%978964 copyright protection182PENANAPuCHOBj9jM 維尼
這不是數學,只是單純的速算,本人會盡量用最簡單易懂的方式讓你了解。8964 copyright protection182PENANAzKw2t7nLfy 維尼
封面那隻吉祥物其實是由math組成的!你發現了嗎?8964 copyright protection182PENANASvEIfxqLVn 維尼
186Please respect copyright.PENANAZV3wQczq32
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目前章節:8964 copyright protection182PENANAbt534DEc0g 維尼
兩位數X118964 copyright protection182PENANAZZxiRvhdYt 維尼
多位數X118964 copyright protection182PENANAcE0ktb6TyC 維尼
多位數X一位數186Please respect copyright.PENANA3xY79jOuJw
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