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

Toán Lớp 6: -3/5 + [-1 11/12] – 11/8 + 7/24

Toán Lớp 6: -3/5 + [-1 11/12] – 11/8 + 7/24

Comments ( 2 )

  1. ~ Bạn tham khảo ~
    -3/5 + (-1 11/12) – 11/8 + 7/24
    = -3/5 – 23/12 – 11/8 + 7/24
    = -151/60 – 11/8 + 7/24
    = -467/120 + 7/24
    = -18/5

  2. (-3)/5 + (-1 11/12) – 11/8 + 7/24
    = (-3)/5 + (-23)/12 – 11/8 + 7/24
    = (-72)/120 + (-230)/120 – 165/120 + 35/120
    = (-72 + (-230) – 165 + 35)/120
    = -432/120
    = (-18)/5

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