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

Toán Lớp 5: Câu 1 : 5/8 – 1 /16 + 7/32 Câu 2 : 5/8 : 1/16 x 7/32

Toán Lớp 5: Câu 1 : 5/8 – 1 /16 + 7/32
Câu 2 : 5/8 : 1/16 x 7/32

Comments ( 2 )

  1. @Nhat
    Câu 1 :
    5/8-1/16+7/32
    =20/32-2/32+7/32
    =(20-2+7)/32
    =25/32
    Câu 2 :
    5/8:1/16*7/32
    =5/8*16/1*7/32
    =(5.16.7)/(8*1*32)
    =560/256

    =35/16
    Chúc bạn hok tốt
     

  2. Câu 1:
    $\dfrac{5}{8}$ – $\dfrac{1}{16}$ + $\dfrac{7}{32}$
    =$\dfrac{20}{32}$ – $\dfrac{2}{32}$ + $\dfrac{7}{32}$
    =$\dfrac{18}{32}$ + $\dfrac{7}{32}$
    =$\dfrac{25}{32}$
    Câu 2:
    $\dfrac{5}{8}$ : $\dfrac{1}{16}$ x $\dfrac{7}{32}$
    =$\dfrac{5}{8}$ x 16 x $\dfrac{7}{32}$
    =$\dfrac{80}{8}$ x $\dfrac{7}{32}$
    =10 x $\dfrac{7}{32}$
    =$\dfrac{35}{16}$

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

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