Guess the centre number based on the examples
Operators are +, -, x, and must be used once sequentially around the square in either direction
Answer can only be a whole positive number less than 20
Points revert to zero when your streak ends
Guess the centre number based on the examples
Operators are +, -, x, and must be used once sequentially around the square in either direction
Answer can only be a whole positive number less than 20
Points revert to zero when your streak ends