Open Middle®
Directions: Using the digits 1 to 9, at most one time each, place a digit in each box so that the result is as close as possible to the number i. Source: David K Butler
Read More »Directions: Using the digits 1 to 9, at most one time each, place a digit in each box so that the result is as close as possible to the number i. Source: David K Butler
Read More »