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

Toán Lớp 4: 7m² bằng bao nhiêu cm²? Mik cần gấp !!!

Toán Lớp 4: 7m² bằng bao nhiêu cm²?
Mik cần gấp !!!

Comments ( 2 )

  1. 1m^2 = 100dm^2 = 10000cm^2
    7m^2 = 70000cm^2
    @ doanhaianh

  2. 1m^2 = 100dm^2 = 10000cm^2
    => 7m^2 = 70000cm^2

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