Question

What is the sum?

mc003-1.jpg
–20
–4
4
20
the pic is the .jpg

Answer 1

-4 because 1×-12 is -12 and 8-12 is -4

Answer 2

we have that

$8+(-12)$

eliminate parentesis

$8+(-12)=8-12=-4$

therefore

the answer is

$-4$