$A = 2-4\times 8 + 10 =$

$B = 24-10\times(-6) =$

$C = (3-8)\times(3-8) =$

$D = 3\times(-2)- 4 \times (-2) =$

$E = 2-60\div 10 + 15 =$

$F = \dfrac{-8}{7-3} =$

$G = \dfrac{-23+51}{7} =$

$H = 1+6\times(-9) =$

$I = 14+24\div(4-10) =$

$J = -21\div(-7) -1 =$