6. The verticle number line represents -0.5 - (-1.2)

Question

(the number line would be here but you dont need the number line to answer the question)
a) how else could you write this expression?
b) what is the value of this expression?
PLEASE HELP ASAP!!!

Answer 1

-0.5 + 1.2 = 0.7

and that's "vertical"