(−8)+(−12)= (-8)+(-12)= (−8)+(−12)=
Let's locate -8 on the number line and move 12 steps to the left.
Let's note that our result is a negative number:
000-8-8-8-12
Let's remember the rule:
Now let's write the exercise in the appropriate form and solve it:
−8−12=−20 -8-12=-20 −8−12=−20
−20 -20 −20