Register Now

Login

Lost Password

Lost your password? Please enter your email address. You will receive a link and will create a new password via email.

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

Toán Lớp 6: (11 –13) – ( –12 + 20 – 8 – 10)

Toán Lớp 6: (11 –13) – ( –12 + 20 – 8 – 10)

Comments ( 2 )

  1. (11-13)-(-12+20-8-10)
    =(-2) – [(20-12-8)-10]
    =(-2)-[ 0 -10]
    =(-2)-(-10)
    =10-2
    =8
    #wcdi

  2. Ta có: (11-13) – (-12 + 20 -8 -10)
              = -2 – (-12 + 20 – 8 – 10)
              = -2 – ( -30+ 20)
              = -2 – (-10)
              = -2 + 10
              = 8
     

Leave a reply

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