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

Toán Lớp 5: 5 ha 7m² =–m² A 500 7. B 5 007. C 50 000 7. D 500 000 7

Toán Lớp 5: 5 ha 7m² =……..m²
A 500 7. B 5 007. C 50 000 7. D 500 000 7

Comments ( 2 )

  1. 5ha7m^2=50000m^2+7m^2=50007m^2
    Chọn ý B
    Nhớ sửa đề 😀

  2. $\text{1 ha = 1 × 10 000 = 10 000 m²}$
    $\text{→ 5 ha 7 m² = 5 × 10 000 + 7 = 50 007 m²}$

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

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