Open Middle®
Directions: Using the integers -9 to 9 at most one time each, fill in the boxes to create two equations. You may reuse all the integers for each equation.
Hint
Which digits would be impossible to use? Why?
Answer
There are many possible answers including -4/3 ÷ -3/2 = 8/9 and -6/-8 ÷ 9/-4 = -1/3
Source: Robert Kaplinsky
