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222-9+11+12:2*14+14 = ? ( )

Toán Lớp 6: tÌM ƯCLN(195,117) GIÚP EM VS Ạ

Toán Lớp 6: tÌM ƯCLN(195,117)
GIÚP EM VS Ạ

Comments ( 2 )

  1. Ta có: 195=3 . 5 . 13
              117=3^2 . 13
     => ƯCLN(195; 117)=3 . 13=39
    Vậy ƯCLN(195; 117)=39                                                                                    

  2. 195 = 5 . 3 .13
    117 = 3^{2} . 13
    ƯCLN(195 ; 117) = 3 . 13 = 39

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222-9+11+12:2*14+14 = ? ( )