Open Middle®
Directions: Using the digits 1 to 9, at most one time each, place a digit in each box to find the maximum possible value of the expression given.
Hint
If you could repeat numbers, what would the maximum be?
To make the largest value, what should you try to do with the numerator?
What about the denominator?
To make the largest value, what should you try to do with the numerator?
What about the denominator?
Answer
The solution is 9 / (1+ (1/8)) = 8
Source: Jacob Johanssen