No Plagiarism!2n1H1OJmElG7wKb9GphLposted on PENANA
主題:兩位數X118964 copyright protection378PENANAoxJq1jWoog 維尼
*學生實用性:★★★8964 copyright protection378PENANAPy0NQtwbVl 維尼
*正常人實用性:★★☆8964 copyright protection378PENANAQMYdQdkJrH 維尼
*難易度:★☆☆
照口訣操作即可8964 copyright protection378PENANAg85PyIc08o 維尼
5擺最左邊...2放最右邊8964 copyright protection378PENANA3qWH1sHdgP 維尼
中間為兩數相加,5+2=7⮕填78964 copyright protection378PENANAiN6L4Ks71F 維尼
大功告成,很簡單吧!右邊的27X11也是相同道理8964 copyright protection378PENANAU3Ga4tivJA 維尼
那如果相加大於或等於10呢?8964 copyright protection378PENANAiimXiRT712 維尼
8964 copyright protection378PENANAhODnExKyH8 維尼
3擺最左邊...7放最右邊8964 copyright protection378PENANALK7KVzZzDF 維尼
中間為兩數相加,3+7=10⮕填108964 copyright protection378PENANAR2AwN8utc0 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 protection378PENANA10KHLZgf6X 維尼
得到答案4078964 copyright protection378PENANASiE8OKgbTX 維尼
大功告成,很簡單吧!8964 copyright protection378PENANAfglE4kzdyy 維尼
防止你不懂,在看一題8964 copyright protection378PENANA7VkHLXkHVC 維尼
8964 copyright protection378PENANAXFRKmyTTdP 維尼
6擺最左邊...9放最右邊8964 copyright protection378PENANAzM3UMY8HL4 維尼
中間為兩數相加,6+9=15⮕填158964 copyright protection378PENANArLchZj5b3j 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 protection378PENANAPV39fUAu5t 維尼
得到答案7598964 copyright protection378PENANAalrFyNzMBC 維尼
大功告成,很簡單吧!8964 copyright protection378PENANAlfFgtIusbw 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 protection378PENANA5MCTknlQA9 維尼
答案在下方8964 copyright protection378PENANA4UigrJAWoV 維尼
382Please respect copyright.PENANALUxF7EJkUt
8964 copyright protection378PENANA7kVPxCmBXG 維尼
382Please respect copyright.PENANAJhUKFhd8SD
8964 copyright protection378PENANADCLXAWQqip 維尼
382Please respect copyright.PENANAlYP1m2V0D3
8964 copyright protection378PENANAWCkZz6b85y 維尼
382Please respect copyright.PENANAcwqhDESus9
8964 copyright protection378PENANARZspHGeoTN 維尼
382Please respect copyright.PENANA8JJhMiIrs0
8964 copyright protection378PENANAZ0jfwNkF7g 維尼
8964 copyright protection378PENANAlAcsyRvpvM 維尼
你答對了嗎?若有不懂的歡迎在留言區詢問8964 copyright protection378PENANAlpUE8uffUy 維尼
證明8964 copyright protection378PENANA8ppUJknOMA 維尼
其實這沒什麼,只要有眼必定看得懂8964 copyright protection378PENANApFL8LZQMWQ 維尼
如圖,知道為什麼中間是兩數相加了吧!8964 copyright protection378PENANA52ZNACFzZK 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 protection378PENANA8y0i0uZ8yA 維尼
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