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

Toán Lớp 5: 320 060 dam2 =-km2-..m2 9 028 007 m2 = -…km2 -.m2

Toán Lớp 5: 320 060 dam2 =….km2……m2
9 028 007 m2 = …….km2 …..m2

Comments ( 2 )

  1. 320 060 dam^2 = 32 km^2 6000 m^2
    9028007 m^2 = 9 km^2 28007 m^2
    ______________________________________________
    1 dam^2 = 0,0001 km^2
    1 dam^2 = 100 m^2
    1 m^2 = 0,000001 km^2

  2. 320 060 dam2 =.32…km2…600…m2
    9 028 007 m2 = …9….km2 …28007..m2

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