No Plagiarism!9NJTbrG7HCnRtBQhSOQ3posted on PENANA
主題:兩位數X118964 copyright protection545PENANAXtuzjeyXQQ 維尼
*學生實用性:★★★8964 copyright protection545PENANAWCPsWSGmIX 維尼
*正常人實用性:★★☆8964 copyright protection545PENANAEXMtd8gcza 維尼
*難易度:★☆☆
照口訣操作即可8964 copyright protection545PENANA3ZejncigXK 維尼
5擺最左邊...2放最右邊8964 copyright protection545PENANAd7yu0TyGdQ 維尼
中間為兩數相加,5+2=7⮕填78964 copyright protection545PENANApbl3jJsotD 維尼
大功告成,很簡單吧!右邊的27X11也是相同道理8964 copyright protection545PENANAmd8beX7qLz 維尼
那如果相加大於或等於10呢?8964 copyright protection545PENANAnoT5cd1AjR 維尼
8964 copyright protection545PENANAvGNkSIWuKv 維尼
3擺最左邊...7放最右邊8964 copyright protection545PENANACJCsvwzkzj 維尼
中間為兩數相加,3+7=10⮕填108964 copyright protection545PENANAi5QAvL375h 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 protection545PENANAeoKvFtJiVn 維尼
得到答案4078964 copyright protection545PENANAyMfSJstgQ8 維尼
大功告成,很簡單吧!8964 copyright protection545PENANAGvcDx78Kw6 維尼
防止你不懂,在看一題8964 copyright protection545PENANAaIIpaoeHaH 維尼
8964 copyright protection545PENANAy9EfdIv5LI 維尼
6擺最左邊...9放最右邊8964 copyright protection545PENANAGgAzIMRh2R 維尼
中間為兩數相加,6+9=15⮕填158964 copyright protection545PENANAPwLhfShir6 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 protection545PENANAmgOomEwzG0 維尼
得到答案7598964 copyright protection545PENANAPjZDw8eeSX 維尼
大功告成,很簡單吧!8964 copyright protection545PENANAJUh2cgNjH4 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 protection545PENANAZr0QjRcDKU 維尼
答案在下方8964 copyright protection545PENANARBztf6giYs 維尼
549Please respect copyright.PENANACZBcud8VtZ
8964 copyright protection545PENANA03g1Og4cHN 維尼
549Please respect copyright.PENANAYOuq0sTonC
8964 copyright protection545PENANAsNd37FSKYh 維尼
549Please respect copyright.PENANAdYbN0zqHdo
8964 copyright protection545PENANARcbLdSJAZy 維尼
549Please respect copyright.PENANA2vHfpbcz2u
8964 copyright protection545PENANAlAcrJ6WlCC 維尼
549Please respect copyright.PENANAylM8LXBmGT
8964 copyright protection545PENANATcDeWKKBHx 維尼
8964 copyright protection545PENANARcCCJ9Gv6u 維尼
你答對了嗎?若有不懂的歡迎在留言區詢問8964 copyright protection545PENANAVGmeqPf0au 維尼
證明8964 copyright protection545PENANAPi9oiF7aBw 維尼
其實這沒什麼,只要有眼必定看得懂8964 copyright protection545PENANATXK6eb2okc 維尼
如圖,知道為什麼中間是兩數相加了吧!8964 copyright protection545PENANA1KAMdRzQ3Z 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 protection545PENANAoUST1kG8Vl 維尼
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