Question

if a= -9 and b= -10 so what is a+b-a×a-b

Answer 1

$- 9 + ( - 10) - ( - 9) \times ( - 9) - ( - 10)$

Answer 2

a+b-a×a-b
(-9)+(-10)-(-9)×(-9)-(-10)
-19-81+10
-100+10= -90.