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

Toán Lớp 6: 3¹¹:3⁹-147:7² Mn người giúp mik vs nha ???? Bài khó quá ????

Toán Lớp 6: 3¹¹:3⁹-147:7²
Mn người giúp mik vs nha ????
Bài khó quá ????

Comments ( 2 )

  1. 3^11 : 3^9 – 147 : 7^2
    = 3^11 : 3^9 – 147 :49
    = 3^2 – 3
    = 9 – 3
    = 6
     

  2. 3^11 : 3^9 – 147 : 7^2
    = 3^( 11 – 9 ) – 147 : 49
    = 3^2 – 3
    = 9 – 3
    = 6
    @ Rin

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

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