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

Toán Lớp 6: bỏ ngoặc rồi tính: (4 – 9 – 5) – (–4 – 9 + 5) – 15 + 9

Toán Lớp 6: bỏ ngoặc rồi tính: (4 – 9 – 5) – (–4 – 9 + 5) – 15 + 9

Comments ( 2 )

  1. Giải đáp:
    ( 4 – 9 – 5 ) – ( – 4 – 9 + 5 ) – 15 + 9
    = 4 – 9 – 5 + 4 + 9 – 5 – 15 + 9
    = – 8
    #AkiSha2007

  2. ( 4 – 9 – 5 ) – ( –4 – 9 + 5 ) – 15 + 9
    = 4 – 9 – 5 + 4 + 9 – 5 – 15 + 9
    = -8

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

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