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

Toán Lớp 4: Điền dấu >,<,= 2,5-4,5 1-4 1/4-1/2 12-.1/2 1/2-.2/1

Toán Lớp 4: Điền dấu >,<,= 2,5....4,5 1....4 1/4....1/2 12.....1/2 1/2.....2/1

Comments ( 2 )

  1. a)2,5….4,5
    2,5 < 4.5
    b)1…4
    1 < 4
    c)$\frac{1}{4}$….$\frac{1}{2}$ 
    $\frac{1}{4}$   <  $\frac{1}{2}$ 
    d)12….. $\frac{1}{2}$ 
    12 > $\frac{1}{2}$ 
    e)$\frac{1}{2}$ ….$\frac{2}{1}$ 
    $\frac{1}{2}$  < $\frac{2}{1}$ 

  2. #huy
    a)2,5<4,5
    Vì 25/10<45/10
    Nên 2,5<4,5
    b)1<4
    c)1/4<1/2
    Vì 1/4<2/4
    Nên 1/4<1/2
    d)12>1/2
    Vì 24/2>1/2
    nên 12>1/2
    e)1/2<2/1
    Vì 1/2<4/2
    nên 1/2<2/1

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

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