Question

How to solve question 5.

Answer 1

Answer = 16
When adding a positive to a negative, the negative increases to zero, (ex. -2, -1, 0, 1).
I like to think of it as filling in the hike underground, and then adding the extra on top.
You could also do 30-14 = 16

Answer 2

16

Explanation:

30 minus 14 is 16

I hope I helped!