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

Toán Lớp 5: 1995/1996 x 19961996/19931993 x 199319931993/ 199519951995 help me mình đang cần gấp

Toán Lớp 5: 1995/1996 x 19961996/19931993 x 199319931993/ 199519951995
help me mình đang cần gấp

Comments ( 2 )

  1. 1995/1996 × 19961996/19931993 × 199319931993/199519951995
    = 1995/1996 × 1996/1993 × 1993/1995
    = (1995 × 1996 × 1993)/(1996 × 1993 × 1995)
    = 1
     

  2. Giải đáp:
    1995/1996 x 19961996/19931993 x 199319931993/ 199519951995
    = 1995 /1996 x 1996 x 10001/1993 x 10001 x 1993 x 10001 / 1995 x 10001
    = 1995 / 1996 x 1996 /1993 x 1993/1995
    = 1
     

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

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