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

Toán Lớp 6: a17.75+25.17-120 b160-(6.5 mũ 2-3.2 mũ 3)+2021 mũ 0

Toán Lớp 6: a17.75+25.17-120
b160-(6.5 mũ 2-3.2 mũ 3)+2021 mũ 0

Comments ( 2 )

  1. a) 17.75+25.17-120
    = 17.(75+25)-120
    = 17.100-120
    = 1700-120
    =1580
    ———————-
    b) 160-(6. 5^2 – 3. 2^3)+2021^0
    = 160-(6.25-3.8)+1
    = 160-(150-24)+1
    = 160-126+1
    = 34+1
    = 35

  2. @  ????????????????????????✨
    Bạn tham khảo ~
    a) 17.75+25.17-120
    =17.(75+25)-120
    =17.100-120
    =1700-120
    =1580
    b) 
    160-(6.5^2-2^3)+2021^0
    =160-(6.15-8)+1
    =160-(90-8)+1
    =160-82+1
    =78+1
    =79

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

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