The positive/negative rule for division is the same as the one for multiplication.
Same signs
When you divide two positive or two negative numbers, the answer will be positive.
14 ÷ 7 = 2
-14 ÷ - 7 = 2
Different signs
When you divide a positive and a negative number, the answer will be negative.
14 ÷ -7 = -2
-14 ÷ 7 = -2