Question

-5-2
-1-3
-15-12
-6-14
-100-200

Answer 1

-5-2=-7
-1-3=-4
-15-12=-27
-6-14=-20
-100-200=-300

Answer 2

-5-2=-7
-1-3=-4
-15-12=-27
-6-14=-20
-100-200=-300