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

Toán Lớp 6: 50000 : 4 : 6 : 12 + 3 . 4 . 6 + 10 : 2 – 30 + 40 . 2^3

Toán Lớp 6: 50000 : 4 : 6 : 12 + 3 . 4 . 6 + 10 : 2 – 30 + 40 . 2^3

Comments ( 2 )

  1. Giải đáp:
    =9731/18
    Lời giải và giải thích chi tiết:
     50000:4:6:12+ 3.4.6+ 10:2 -30+40 .2^3
    =(50000:4:6:12)+ (3.4.6)+ (10:2) – 30+(40.8)
    =3125/18+ 72 +5- 30 +320
    =3125/18+ (72 +5 – 30 +320)
    =3125/18 +370
    =9731/18

  2. 50000 : 4 : 6 : 12 + 3 × 4 × 6 + 10 : 2 – 30 + 40 × 2^3
    = 12500 : (6 × 12) + 12 × 6 + 5 – 30 + 40 × 8
    = 12500 : 72 + 72 + 5 – 30 + 320
    = 3125/18 + 77 – 30 + 320
    = 4511/18 – 30 + 320
    = 3971/18 + 320
    = 9731/18
    @ Rin

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