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

Toán Lớp 6: 2².2³+5⁶:5³ 15.{32:[6-5+5.(9:3)]}

Toán Lớp 6: 2².2³+5⁶:5³
15.{32:[6-5+5.(9:3)]}

Comments ( 2 )

  1. 2^{2} . 2^{3} + 5^{6} : 5^{3}
    = 2^{5} + 5^{3}
    = 32 + 125
    = 157
    ____________________
    15 . {32 : [6 – 5 + 5 . (9 : 3)]}
    = 15 . {32 : [6 – 5 + 5 . 3]}
    = 15 . {32 : [6 – 5 + 15]}
    = 15 . {32 : [1 + 15]}
    = 15 . {32 : 16}
    = 15 . 2
     = 30

  2. 2^2 * 2^3 + 5^6 : 5^3
    = 2^(2 + 3) + 5^(6 – 3)
    = 2^5 + 5^3
    = 32 + 125
    = 157
    15 * {32 : [6 – 5 + 5 * (9 : 3)]}
    = 15 * {32 : [6 – 5 + 5 * 3]}
    = 15 * {32 : [6 – 5 + 15]}
    = 15 * {32 : [1 + 15]}
    = 15 * {32 : 16}
    = 15 * 2
    = 30
    Cho mình xin hay nhất nha bạn
    @Drew McIntyre
     

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

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