-32
Yes it is; note if you multiply numerator & denominator by 2 the fractions are the same.
8
8
2
The answer is 2. However, if you did 256 divided by positive 32 divided by positive 4, you would get the same answer. Just as a negative times a negative equals a positive, so does a negative divided by a negative.
The sum of 12 and -32 is -20.
16.1562
32
No because 32 divided by 4 equals 8
544
32