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

Toán Lớp 6: 80-(5.2^2-15)^2 Cứu !!!! Giúpppppp

Toán Lớp 6: 80-(5.2^2-15)^2
Cứu !!!! Giúpppppp

Comments ( 2 )

  1. Answer
    80 – (5 . 2^{2} – 15)^{2}
    = 80 – (5 . 4 – 15)^{2}
    = 80 – (20 – 15)^{2}
    = 80 – 5^{2}
    = 80 – 25
    = 55

  2. $\text{#Chớp#}$
    $\text{   80 – ( 5. 2² – 15 )²}$
    $\text{=80 – ( 5. 4 – 15)²}$
    $\text{=80 – 5²}$
    $\text{=80 – 25}$
    $\text{=55}$

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

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