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: tính nhanh2019+(-247)+(-53)-2019

Toán Lớp 6: tính nhanh2019+(-247)+(-53)-2019

Comments ( 2 )

  1. 2019+(-247)+(-53)-2019
    =(2019-2019)+[(-247)+(-53)
    =0+(-300)
    =-300

  2. 2019 + (-247) + (-53) – 2019
    =(2019 – 2019) + [(-247)+(-53)]
    = 0 + (-300)
    = -300

Leave a reply

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