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

Toán Lớp 6: (a +12)+8=a+(-.. +-…) =a+12

Toán Lớp 6: (a +12)+8=a+(…… +…….) =a+12

Comments ( 2 )

  1. (a + 12) + 8 = a + (….. + …..) = a + 20
    = (a + 12) + 8 = a + (12 + 8) = a + 20
    CHÚC BẠN HỌC TỐT
     

  2. Answer
    (a + 12) + 8
    = a + 12 + 8
    = a + (12 + 8)
    = a + 20
     

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

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