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

Toán Lớp 5: 7,6256ha = -m2 16,5m2 = -…m2 –..dm2

Toán Lớp 5: 7,6256ha = ….m2
16,5m2 = …….m2 ……….dm2

Comments ( 2 )

  1. 7,6256ha=76256m²

    ⇔ 1ha=10000m²

    ⇒ 7,6256ha=10000×7,6256=76256m²

    16,5m²=16m² 50dm²

    ⇔ 50dm²=0,5m²

    ⇒ 16+0,5=16,5m²

    → 16,5m²=16m² 50dm²

    _____________–chúc bạn học tốt–____________

  2. a) 7,6256 ha = 7,6256 m^2 x 10000 = 76256 m^2

    b) 16,5 m^2 = 16 m^2 + 0,5 m^2 = 16 m^2 50 dm^2

    $# Ling$

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