$121 \div (-11) = $

$(-7)\times 7 = $

$G = 8+6\times(-5) =$

$-15-19 = $  

$R = (3-5)\times(2-7) =$

$R = 11-5\times 10 + 10 =$

$R = \dfrac{-16}{13-5} =$

$H = -40\div(-10) -20 =$

$-7-(-13) = $  

$(-36)\times(-3) = $