x
No Plagiarism!lc27PYDc2HxlsO5SmMIRposted on PENANA
主題:兩位數X118964 copyright protection467PENANARKWViA8Z9p 維尼
*學生實用性:★★★8964 copyright protection467PENANAcOLdAacZvh 維尼
*正常人實用性:★★☆8964 copyright protection467PENANAV9nZrfUuQh 維尼
*難易度:★☆☆
照口訣操作即可8964 copyright protection467PENANAjtqTorIR6a 維尼
5擺最左邊...2放最右邊8964 copyright protection467PENANAsAbQqwgRPi 維尼
中間為兩數相加,5+2=7⮕填78964 copyright protection467PENANArapqsIsRAW 維尼
大功告成,很簡單吧!右邊的27X11也是相同道理8964 copyright protection467PENANA5DAdONhZeT 維尼
那如果相加大於或等於10呢?8964 copyright protection467PENANALljj39X2dp 維尼
8964 copyright protection467PENANA5RGAi1JfnV 維尼
3擺最左邊...7放最右邊8964 copyright protection467PENANAa2UIF8dIxF 維尼
中間為兩數相加,3+7=10⮕填108964 copyright protection467PENANATGKtrYxG3b 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 protection467PENANAmnPUZpC1An 維尼
得到答案4078964 copyright protection467PENANAVlkril1M5u 維尼
大功告成,很簡單吧!8964 copyright protection467PENANAA2XdxYaKZV 維尼
防止你不懂,在看一題8964 copyright protection467PENANArF5BzEvPb4 維尼
8964 copyright protection467PENANAxdUgRi0OB8 維尼
6擺最左邊...9放最右邊8964 copyright protection467PENANAF1p0Lu2xM9 維尼
中間為兩數相加,6+9=15⮕填158964 copyright protection467PENANAQ3iGp1WJk5 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 protection467PENANAQ4vD4No5tw 維尼
得到答案7598964 copyright protection467PENANAkkG9H6sWjJ 維尼
大功告成,很簡單吧!8964 copyright protection467PENANAHRdPX7wXXw 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 protection467PENANAsA5Mtvmnp2 維尼
答案在下方8964 copyright protection467PENANAed8qx5WW1k 維尼
471Please respect copyright.PENANAoyH1jcFxHd
8964 copyright protection467PENANAwv6ovr9B39 維尼
471Please respect copyright.PENANACXQMpCToGl
8964 copyright protection467PENANAGninY6x2Qj 維尼
471Please respect copyright.PENANAlsnQ3B0NFS
8964 copyright protection467PENANAbaxox0jz7e 維尼
471Please respect copyright.PENANAwIBqd9AFrj
8964 copyright protection467PENANADy324HZcix 維尼
471Please respect copyright.PENANAKubiUYQSf2
8964 copyright protection467PENANAhUVPjW7oCP 維尼
8964 copyright protection467PENANA1puQIpEgWo 維尼
你答對了嗎?若有不懂的歡迎在留言區詢問8964 copyright protection467PENANAq5BiVVoKql 維尼
證明8964 copyright protection467PENANAavCFoN1mSr 維尼
其實這沒什麼,只要有眼必定看得懂8964 copyright protection467PENANAwBXQK3S2Ly 維尼
如圖,知道為什麼中間是兩數相加了吧!8964 copyright protection467PENANAOkxWqkehfv 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 protection467PENANARJcyzI3zdL 維尼
216.73.216.159
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