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 5: Tính bằng 2 cách: 1,989 : 0,65 : 0,75 Cách 1: ==– ====.. -.

Toán Lớp 5: Tính bằng 2 cách:
1,989 : 0,65 : 0,75
Cách 1: …………………………..
…………………………………………..
…………………………………………….
Ccahs 2: ……………………………..
………………………………………..

Comments ( 2 )

  1. -Cách  1:
    1,989 : 0,65 : 0,75
    = 3,06 : 0,75
    = 4,08
    -Cách  2:
    1,989 : 0,65 : 0,75
    = 1,989 : (0,65 xx 0,75)
    = 1,989 : 0,4875
    = 4,08
     

  2. $@Zeng$
    $C1$
    1,989:0,65:0,75
     =3,06:0,75
    =4,08
    $C2$
    1,989:0,65:0,75
    =1,989:(0,65×0,75)
    =1,989:0,4875
    =4,08

Leave a reply

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