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

Toán Lớp 6: ` (2^8 + 8^3 ) : ( 2^5 . 2^3 ) `

Toán Lớp 6: (2^8 + 8^3 ) : ( 2^5 . 2^3 ) 

Comments ( 2 )

  1. ( 2^8 + 8^3 ) : ( 2^5 . 2^3 )
    = [ 2^8 + ( 2^3 )^3 ] : 2^8
    = [ 2^8 + 2^9 ] : 2^8
    = [ 2^8 . 1 + 2^8 . 2 ] : 2^8
    = ( 1 + 2 ) . 2^8 : 2^8
    = 3

  2. (2^8+8^3):(2^5 .2^3)
    =(256+512):(2^8)
    =768:256
    =3
     

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