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

Toán Lớp 7: 9 mũ 2 nhân 3 mũ 3 phần 3 mũ 2 nhân 2020

Toán Lớp 7: 9 mũ 2 nhân 3 mũ 3 phần 3 mũ 2 nhân 2020

Comments ( 2 )

  1. {9^2 . 3^3}/{3^2 } . 2020
    = 81 . 3 . 2020
    = 243 . 2020
    = 490860

  2. (9^2 . 3^3)/(3^2) . 2020
    = (3^4 . 3^3)/(3^2) . 2020
    = (3^7)/(3^2) . 2020
    = 3^5 . 2020
    = 243 . 2020
    = 490860
     

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

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