$E = 12-2\times 4 + 5 =$

$D = -12\div(-6) -7 =$

$K = (2-10)\times(3-8) =$

$-16-3 = $  

$\dfrac{25}{-5} = $

$(-3)\times(-3,3) = $

$(-3)\times 2,2 = $

$R = 5+7\times(-8) =$

$-9-(-3) = $  

$F = \dfrac{-27+59}{8} =$