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

Toán Lớp 5: 27ha13m vuông =–m vuông

Toán Lớp 5: 27ha13m vuông =……..m vuông

Comments ( 2 )

  1. 27ha 13m^2=270013m^2
    ——————
    $\\$
    Ta có:
    1ha=1hm^2=10000m^2
    =>27ha=27hm^2=270000m^2
    =>27ha 13m^2=270013m^2

  2. $\text{27ha 13m² = 270000m² + 13m² = 270013m²}$
    $\text{* 1ha = 10000m² ⇒ 27ha = 270000m²}$

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

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