7 5 8 4 9 3 riddle answer

Answer: 10

Solution:

Explanation:

7 minus 2 is 5.

5 plus 3 is 8.

8 minus 4 is 4.

4 plus 5 is 9.

9 minus 6 is 3.

So the logical choice, being that the mathematical function switches between addition and subtraction, while the integer increases by 1,