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

Toán Lớp 5: 3m(vuong)20cm(vuong)=? m(vuong)

Toán Lớp 5: 3m(vuong)20cm(vuong)=? m(vuong)

Comments ( 2 )

  1. 3 m² 20 cm² = 3$\frac{20}{10000}$ m²=3$\frac{1}{500}$ m²=$\frac{1501}{500}$=3,002 m²

  2. $3m^220cm^2=3,002m^2$
    Vì $1m^2=10000cm^2$
    $1cm^2=0,0001m^2$

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