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

Toán Lớp 5: $1km^{2}$ 9ha =- $km^{2}$ ra phân số ạ

Toán Lớp 5: $1km^{2}$ 9ha =…. $km^{2}$ ra phân số ạ

Comments ( 2 )

  1. Ta co:
    1km2  9ha =109ha
    1ha=1/100 km2
    =>1km2  9ha= 109/100 km2
     

  2. 1km^2 9ha=109/100km^2
    color{cyan}text{Xin hay nhất ạ}

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

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