Register Now

Login

Lost Password

Lost your password? Please enter your email address. You will receive a link and will create a new password via email.

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

Toán Lớp 6: tìm Ước chung lớn nhất(56,140,168)

Toán Lớp 6: tìm Ước chung lớn nhất(56,140,168)

Comments ( 2 )

  1. Giải đáp:
    140=22.5.7
    168 = 2^3 . 3 . 7
     
    Vậy 
     

  2. Ta có :
    56 = $2^{3}$ * 7
    140 = $2^{2}$ * 5 * 7
    168 = $2^{3}$ * 3 * 7
    ⇒ ƯCLN ( 56,140,168 ) = $2^{2}$ * 7 = 4 * 7 = 28
    #$Gin :333$
     

Leave a reply

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