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

Toán Lớp 5: 2 + 5 / 2 : 18 = ???? lú quá mn ơi !!

Toán Lớp 5: 2 + 5 / 2 : 18 = ????
lú quá mn ơi !!

Comments ( 2 )

  1. Lời giải:
    2+5/2÷18
    =2+5/2×1/18
    =2+5/36
    =72/36+5/36
    =77/36
     

  2. 2+5/2:18
    =2+5/2 . 1/18
    =2+5/36
    =72/36+5/36
    =77/36
     

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

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