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: Bài 1 : thực hiện phép tính a, 3 . 5² – 16 : 2³ b , 200 : [ 117 – ( 23 – 2 . 3 )] c, 2³ . 17 – 2³ . 14 d , 2020 – [ 45 – ( 6 – 1² ) + 1

Tháng Ba 21, 2023 Toán học 0 Comments 0 views

Toán Lớp 6: Bài 1 : thực hiện phép tính
a, 3 . 5² – 16 : 2³
b , 200 : [ 117 – ( 23 – 2 . 3 )]
c, 2³ . 17 – 2³ . 14
d , 2020 – [ 45 – ( 6 – 1² ) + 1992⁰
e , 20 -[ 30 – ( 5 – 1² )]
g, 2⁴ . 5 – [ 131 – ( 13 – 4² )]

Comments ( 2 )

  1. haiyemy
    haiyemy
    21 Tháng Ba, 2023 at 1:49 chiều
    Reply
    a,
    3.5^2-16:2^3
    =3.25-16:8
    =75-2
    =73
    b,
    200:[117-(23-2.3)]
    =200:[117-(23-6)]
    =200:(117-17)
    =200:100
    =2
    c,
    2^3 .17-2^3  .14
    =8.17-8.14
    =8.(17-14)
    =8.3
    =24
    d,
    2020-[45-(6-1)^2]+1992^0
    =2020-[45-(6-1)]+1
    =2020-(45-5)+1
    =2020-40+1
    =1980+1
    =1981
    e,
    20-[30-(5-1^2)]
    =20-[30-(5-1)]
    =20-(30-4)
    =20-26
    =-6
    g,
    2^4 . 5-[131-(13-4^2)]
    =16.5-[131-(13-16)]
    =16.5-[131-(-3)]
    =16.5-134
    =80-134
    =-54

  2. maingocquynhnhu2k1
    maingocquynhnhu2k1
    21 Tháng Ba, 2023 at 1:48 chiều
    Reply
    a)
    3.5^2-16:2^3
    =3.25-16:8
    =75-2
    =73
    $\\$
    b)
    200:[117-(23-2.3)]
    =200:[117-(23-6)]
    =200:[117-17]
    =200:100
    =2
    $\\$
    c)
    2^3. 17-2^3. 14
    =2^3. (17-14)
    =2^3. 3
    =8.3
    =24
    $\\$
    d)
    2020-[45-(6-1^2)]+1992^0
    =2020-[45-(6-1)]+1
    =2020-[45-5]+1
    =2020-40+1
    =1980+1
    =1981
    $\\$
    e)
    20-[30-(5-1^2)]
    =20-[30-(5-1)]
    =20-[30-4]
    =20-26
    =-6
    $\\$
    g)
    2^4. 5-[131-(13-4^2)]
    =2^4. 5-[131-(13-16)]
    =16.5-[131-(-3)]
    =80-[131+3]
    =80-134
    =-54
     

Leave a reply

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

An Kim

About An Kim