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

Toán Lớp 5: 26,7 ha = =–.m2

Toán Lớp 5: 26,7 ha = …………………m2

Comments ( 2 )

  1. $\textit{1 ha = 10 000 m²}$
    $\textit{⇒ 26,7 ha = 26,7 x 10 000 ( m² )= 267 000 m²}$

  2. 1$Ha_{}$ = 10000 $m^{2}$ 
    => 20 $Ha_{}$  = 200000 $m^{2}$
    => 6,7 $Ha_{}$ = 67000 $m^{2}$
    => 26,7 $Ha_{}$ = 200000 + 67000 = 267000 $m^{2}$
     Chúc bạn học tốt

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