No Plagiarism!NGnMb2DNFYIFTi3N5IW7posted on PENANA
主題:兩位數X118964 copyright protection538PENANAU8I1GYT33Q 維尼
*學生實用性:★★★8964 copyright protection538PENANA4lOXnA8Yms 維尼
*正常人實用性:★★☆8964 copyright protection538PENANATHuQHoBKv2 維尼
*難易度:★☆☆
照口訣操作即可8964 copyright protection538PENANAfXVC90KcXl 維尼
5擺最左邊...2放最右邊8964 copyright protection538PENANA26cCRtWhFZ 維尼
中間為兩數相加,5+2=7⮕填78964 copyright protection538PENANAgWi2lpotys 維尼
大功告成,很簡單吧!右邊的27X11也是相同道理8964 copyright protection538PENANAVD9COlQfyP 維尼
那如果相加大於或等於10呢?8964 copyright protection538PENANA7jTX1kyEJU 維尼
8964 copyright protection538PENANAZQEETNNawg 維尼
3擺最左邊...7放最右邊8964 copyright protection538PENANAfambD7dYWH 維尼
中間為兩數相加,3+7=10⮕填108964 copyright protection538PENANA9jUiOjbTVg 維尼
答案沒那麼大,因此只要超過或等於10一律進位(進1補0)8964 copyright protection538PENANAC2tUttYXHu 維尼
得到答案4078964 copyright protection538PENANAvZTEZCSTCR 維尼
大功告成,很簡單吧!8964 copyright protection538PENANAbapC9iv9ok 維尼
防止你不懂,在看一題8964 copyright protection538PENANAEqUy1DTRWH 維尼
8964 copyright protection538PENANAoJmqfq6uqy 維尼
6擺最左邊...9放最右邊8964 copyright protection538PENANA2mcEdSik12 維尼
中間為兩數相加,6+9=15⮕填158964 copyright protection538PENANAfxZvmgJU9S 維尼
答案沒那麼大,因此只要超過或等於10一律進位(進1補5)8964 copyright protection538PENANAT81GF6xLdJ 維尼
得到答案7598964 copyright protection538PENANAaOUSvpEc3d 維尼
大功告成,很簡單吧!8964 copyright protection538PENANA3C3zUo76PE 維尼
最後來練習幾題吧,前期不熟建議用紙筆幫忙,熟練後便可直接算了8964 copyright protection538PENANAYpWTVnkIlc 維尼
答案在下方8964 copyright protection538PENANAOSy8mshY69 維尼
542Please respect copyright.PENANACCI9q3UDjC
8964 copyright protection538PENANA73nhWJCEEj 維尼
542Please respect copyright.PENANAO2htrSu2OL
8964 copyright protection538PENANAJRTigmUApT 維尼
542Please respect copyright.PENANAH8UVCMebas
8964 copyright protection538PENANASpX2ZhJ4hv 維尼
542Please respect copyright.PENANApETSQLBRjV
8964 copyright protection538PENANA7AO2PWydAh 維尼
542Please respect copyright.PENANAUCntvyzWo2
8964 copyright protection538PENANAPPqL2KGNLh 維尼
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你答對了嗎?若有不懂的歡迎在留言區詢問8964 copyright protection538PENANAgtCLMRdMep 維尼
證明8964 copyright protection538PENANAhoTU5KhQxc 維尼
其實這沒什麼,只要有眼必定看得懂8964 copyright protection538PENANAkVCl2GHhNY 維尼
如圖,知道為什麼中間是兩數相加了吧!8964 copyright protection538PENANA2FqxwIx4bT 維尼
今天學會了兩位數X11的速算,之後會陸續教更多技巧,喜歡的話歡迎加個書籤按個愛心8964 copyright protection538PENANAcboC8nvkyS 維尼
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