$(-1,4)\times(-2) = $

$D = \dfrac{-40}{5-1} =$

$(-5)\times 1 = $

$A = 3-5\times 3 + 18 =$

$4,6 \div (-2) = $

$B = 26-7\times(-7) =$

$-21-24 = $  

$H = (2-8)\times(2-6) =$

$20-(-18) = $  

$F = -14\div(-7) -24 =$