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

Toán Lớp 4: 15.030cm2 –m2–cm2 235.100cm2–..m2–dm2 5232dm2–m2–.dm2 20300cm2–..m2–.dm2

Toán Lớp 4: 15.030cm2 ……..m2……..cm2
235.100cm2……….m2……..dm2
5232dm2……..m2………dm2
20300cm2……….m2………dm2

Comments ( 2 )

  1. 15030 cm^2 = 1,5030 m^2 = 15030 cm^2
    235100 cm^2 = 23,51 m^2 = 2351 dm^2
    5232 dm^2 = 52,32 m^2 = 5232 m^2
    20300 cm^2 = 2,03 m^2 = 203 dm^2

  2. ${15.030cm2=1,5030m2=15030cm2}$
    ${235.100cm2=23,51m2=2351dm2}$
    ${5232dm2=52,32m2=5232dm2}$
    ${20300cm2=2,03m2=203dm2}$
     

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