$7\times(-5) = $

$-29-3 = $  

$K = 24+8\times(-5) =$

$-5-(-7) = $  

$N = 6\times(-3)- 4 \times (-10) =$

$F = \dfrac{-28}{6-2} =$

$K = 10+27\div(3-6) =$

$K = 17-20\div 2 + 15 =$

$(-11)\times 11 = $

$ \dfrac{-64}{-8} = $