Dividing by zero gives you infinity

Explanation

For x ÷ 0 to work, there would need to be a number y such that y × 0 = x, which is impossible since anything multiplied by 0 gives 0. The case of 0 ÷ 0 doesn't work either, because y × 0 = 0 is true for every y, so the result wouldn't be unique.