categorize if you get a positive number, a negative number or it depends
adding two negative numbers
adding two positive numbers
adding a positive number to a negative number
a negative number subtracted from a negative number
a positive number subtracted from a positive number
multiplying two negative numbers
multiplying two positive numbers
multiplying a positive to a negative number
positive number
negative number
depends on which number is bigger
if there are 3 ft in a yard, and I have 9 yards and need to convert to feet, i should