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

Toán Lớp 6: 5 . 22 – 18 : 3 b) 17 . 85 + 15 . 17 – 120 c) 2 3 . 17 – 2 3 . 14 d) 20 – [ 30 – (5 – 1)2 ] e) 75 – ( 3.52 – 4.23 ) f) 150 + 50 : 5 – 2

Tháng Bảy 7, 2022 Toán học 2 Comments 0 views

Toán Lớp 6: 5 . 22 – 18 : 3 b) 17 . 85 + 15 . 17 – 120 c) 2 3 . 17 – 2 3 . 14
d) 20 – [ 30 – (5 – 1)2 ] e) 75 – ( 3.52 – 4.23 ) f) 150 + 50 : 5 – 2.32

Comments ( 2 )

  1. baoquyen
    baoquyen
    7 Tháng Bảy, 2022 at 5:50 sáng
    Reply
    a)5.22-18:3
    =110-6
    =104
    b) 17 . 85 + 15 . 17 – 120
    =17.(85+15)-120
    =17.100-120
    =1700-120
    =1580
    c)23 . 17 – 23 . 14
    =23.(17-14)
    =23.3
    =69
    d)20 – [30 – (5 – 1)2]
    =20-[30-4.2]
    =20-[30-8]
    =20-22
    =-2
    e)75−(3.52−4.23)
    =75−(156−92)
    =75−64
    =11
    f)150+50:5−2.32
    =150+10−64
    =160−64
    =96

  2. tuyen98
    tuyen98
    7 Tháng Bảy, 2022 at 5:49 sáng
    Reply
    $\#phnn$
    a)5.22-18:3
    =110-6
    =104.
    b)17.85+15.17
    =17.(85+15)
    =17.100
    =1700.
    c)23.17-23.14
    =23.(17-14)
    =23.3
    =69.
    d)20-[30-(5-1).2]
    =20-[30-4.2]
    =20-[30-8]
    =20-22
    =-2.
    e)75-(3.52-4.23)
    =75-(156-92)
    =75-64
    =11.
    f)150+50:5-2.32
    =150+10-64
    =160-64
    =96.
     

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

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