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

Toán Lớp 6: BCNN(5;8;10)= -… Tìm BCNN nhé

Toán Lớp 6: BCNN(5;8;10)= …….
Tìm BCNN nhé

Comments ( 2 )

  1. $BCNN(5;8;10)$ 
    5 = 1 . 5
    8 = 2^3
    10 = 2 . 5
    => $BCNN(5,8,10) = 2^3 . 5 = 40$ 
    => $BCNN(5,8,10) = 40$
    Vậy $BCNN(5,8,10) = 40$

  2. $\text{Giải đáp:}$
    $\text{Ta có :}$
    $5 = 5$
    $8 = 2^3$
    $10 = 2.5$
    $⇒ BCNN (5;8;10) = 2^3.5 = 40.$
    $\text{Vậy}$ $BCNN (5;8;10) = 40$

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

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