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

Toán Lớp 6: 21 + 3 mũ 2 giúp tui vooooois

Toán Lớp 6: 21 + 3 mũ 2 giúp tui vooooois

Comments ( 2 )

  1. Giải đáp:
       21 + 3^2
    = 21 + ( 3 . 3 )
    = 21 + 9
    = 30

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