The quotient of two integers both positive or both negative is a positive integer equal to the quotient of the corresponding absolute values of the integers.

Sum of negative and a positive integer is

The quotient of a positive and a negative integer is a negative integer and its absolute value is equal to the quotient of the corresponding absolute values of the integers.

Product of a negative integer and a positive integer is a positive integer

The sum of two negative integers is a positive integer.

If the signs of two integers are different then the product is positive integer.