No Plagiarism!RqVfzUMfZSPAvYCKYOW0posted on PENANA
主題:兩位數X118964 copyright protection543PENANA3eKilMFirt 維尼
*學生實用性:★★★8964 copyright protection543PENANA9Hx4ZHHmPN 維尼
*正常人實用性:★★☆8964 copyright protection543PENANA65CfLXtdan 維尼
*難易度:★☆☆
照口訣操作即可8964 copyright protection543PENANA1bqfMzBR2t 維尼
5擺最左邊...2放最右邊8964 copyright protection543PENANAQBR3lQupzp 維尼
中間為兩數相加,5+2=7⮕填78964 copyright protection543PENANAHTTz4LDeh0 維尼
大功告成,很簡單吧!右邊的27X11也是相同道理8964 copyright protection543PENANA1dMmRcrVLN 維尼
那如果相加大於或等於10呢?8964 copyright protection543PENANA609NTfY15s 維尼
8964 copyright protection543PENANAWu08cYlYAv 維尼
3擺最左邊...7放最右邊8964 copyright protection543PENANAAYBOdhYJYq 維尼
中間為兩數相加,3+7=10⮕填108964 copyright protection543PENANA55sKeuRLD1 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 protection543PENANAcMa6uAAapl 維尼
得到答案4078964 copyright protection543PENANAXS1Hw5lvqK 維尼
大功告成,很簡單吧!8964 copyright protection543PENANANlf4UGrpS7 維尼
防止你不懂,在看一題8964 copyright protection543PENANAi4oEKRI59n 維尼
8964 copyright protection543PENANAzEfKbNmpdQ 維尼
6擺最左邊...9放最右邊8964 copyright protection543PENANAwqKqDJm4TM 維尼
中間為兩數相加,6+9=15⮕填158964 copyright protection543PENANApiOfzn2JMR 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 protection543PENANAQIhqVE9FyV 維尼
得到答案7598964 copyright protection543PENANAoqr2Kq1jbA 維尼
大功告成,很簡單吧!8964 copyright protection543PENANAjh6d1d6y8C 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 protection543PENANAvgtp0HCxtN 維尼
答案在下方8964 copyright protection543PENANAPUmtONKA3v 維尼
547Please respect copyright.PENANARjKB7oUEif
8964 copyright protection543PENANAKVQ9v8CB2C 維尼
547Please respect copyright.PENANABt5XdAl06O
8964 copyright protection543PENANA84WwdhrZy9 維尼
547Please respect copyright.PENANANr8ntur3xi
8964 copyright protection543PENANAvmp7oTo6k3 維尼
547Please respect copyright.PENANAcJXptKFb3z
8964 copyright protection543PENANAxphtKmxNd9 維尼
547Please respect copyright.PENANAL6IyB2OV5a
8964 copyright protection543PENANA2UshtlFMVX 維尼
8964 copyright protection543PENANAcKc3x3Qqaw 維尼
你答對了嗎?若有不懂的歡迎在留言區詢問8964 copyright protection543PENANA7RVh00OUqz 維尼
證明8964 copyright protection543PENANAofG0QdqZL9 維尼
其實這沒什麼,只要有眼必定看得懂8964 copyright protection543PENANAOEBzRo5Ngy 維尼
如圖,知道為什麼中間是兩數相加了吧!8964 copyright protection543PENANAr7whrg9Yh3 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 protection543PENANAp8K3ltiXfq 維尼
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