Directions: Using the digits 0 to 9, at most one time each, fill in the boxes to create two numbers that both round to 5 and have the greatest (or least) possible difference with 5. Each digit may only be used once.
How close does a number have to be to 5 to round to 5?
Least Difference: 4.98 and 5.01 with a difference of 0.03
Source: Mike Wiernicki