4. original = 12 degrees
Rose by 8 degrees
12+8= 20
drop by 28 degrees
20-28= -8 degrees.
So the answer is -8°.
5. (-6) * (-4) = 24
when a negative times a negative, the result will turn positive.
6. I believe it's a divide sign, ➗
-63 / -7 = 9
when a negative divides by a negative, the result turns positive.
But if it's a positive sign, than it's -70.
-63 + -7= -70
