$A = 2-7\times(-10) =$

$B = 15-6\times 10 + 3 =$

$C = 21+16\div(2-6) =$

$D = -80\div(-10) -13 =$

$E = 22+5\times(-7) =$

$F = 4\times(-7)- 11 \times (-9) =$

$G = 4-45\div 5 + 15 =$

$H = (2-10)\times(1-7) =$

$I = \dfrac{-12}{3-1} =$

$J = \dfrac{-11+27}{8} =$