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

Toán Lớp 6: (-16).125.[(-3).2^2].5^3-2.10^6 ai nhanh tay đc

Toán Lớp 6: (-16).125.[(-3).2^2].5^3-2.10^6
ai nhanh tay đc

Comments ( 2 )

  1. (-16) . 125 . [(-3) . 2^2] . 5^3 – 2 . 10^6
    = -2000 . [(-3) . 4] . 125 – 2 . 1 000 000
    = -2000 . (-12) . 125 – 2 . 1 000 000
    = 24 000 . 125 – 2 . 1 000 000
    = 3 000 000 – 2 000 000
    = 1 000 000

  2. (-16) . 125 . [(-3) . 2^2 ] . 5^3 – 2 . 10^6
    = (-2000) . [(-3) . 4] . 125 – 2 . 1000000
    = (-2000) . (-12) . 125 – 2000000
    = 24000 . 125 – 2 000 000
    = 3 000 000 – 2 000 000
    = 1 000 000
    #dtkc

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

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