No Plagiarism!Mqphivrxm4FQZFPyk2gDposted on PENANA
主題:兩位數X118964 copyright protection525PENANAG10XrtWS98 維尼
*學生實用性:★★★8964 copyright protection525PENANARFa4eSoA8B 維尼
*正常人實用性:★★☆8964 copyright protection525PENANAfpIRU6GDOu 維尼
*難易度:★☆☆
照口訣操作即可8964 copyright protection525PENANAcRgheXtlgn 維尼
5擺最左邊...2放最右邊8964 copyright protection525PENANAx15CBN8TrD 維尼
中間為兩數相加,5+2=7⮕填78964 copyright protection525PENANAlxxIo5qyoR 維尼
大功告成,很簡單吧!右邊的27X11也是相同道理8964 copyright protection525PENANAi8nm6EJMUa 維尼
那如果相加大於或等於10呢?8964 copyright protection525PENANAjrpSDMjuQA 維尼
8964 copyright protection525PENANAwapbvKzvdK 維尼
3擺最左邊...7放最右邊8964 copyright protection525PENANAa6uSnvuBAi 維尼
中間為兩數相加,3+7=10⮕填108964 copyright protection525PENANAcmyi8Pwbns 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 protection525PENANA2A6MTRmgXE 維尼
得到答案4078964 copyright protection525PENANAarSiF5DChq 維尼
大功告成,很簡單吧!8964 copyright protection525PENANAh8q9mZ4DxV 維尼
防止你不懂,在看一題8964 copyright protection525PENANAfqtvhwk87B 維尼
8964 copyright protection525PENANALtx5oHMIUq 維尼
6擺最左邊...9放最右邊8964 copyright protection525PENANAbKUZbS9cYS 維尼
中間為兩數相加,6+9=15⮕填158964 copyright protection525PENANA8KgG4JIQnc 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 protection525PENANAnAbIDfoRms 維尼
得到答案7598964 copyright protection525PENANALoAgqOzYsc 維尼
大功告成,很簡單吧!8964 copyright protection525PENANAUBQexaGzEy 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 protection525PENANAkKiVbVq6s1 維尼
答案在下方8964 copyright protection525PENANAHIAwyy6Fz9 維尼
529Please respect copyright.PENANAHJ26SxRJQN
8964 copyright protection525PENANAEHVXzCbixd 維尼
529Please respect copyright.PENANAdYP2Zo5hRb
8964 copyright protection525PENANAfHsUyCw7BG 維尼
529Please respect copyright.PENANAaOrLEbkqTF
8964 copyright protection525PENANAzn39FiybaR 維尼
529Please respect copyright.PENANAapiEFgMpNu
8964 copyright protection525PENANA1aqeoF5r4J 維尼
529Please respect copyright.PENANAIo28eu4fnm
8964 copyright protection525PENANAZg8Q1i0Oha 維尼
8964 copyright protection525PENANAv83lqnbZVz 維尼
你答對了嗎?若有不懂的歡迎在留言區詢問8964 copyright protection525PENANA9Gs9nLWlk5 維尼
證明8964 copyright protection525PENANArZti786Y8r 維尼
其實這沒什麼,只要有眼必定看得懂8964 copyright protection525PENANAjTrNDRCNK6 維尼
如圖,知道為什麼中間是兩數相加了吧!8964 copyright protection525PENANAM0U56egFlv 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 protection525PENANAA3WVFyRp27 維尼
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