Tag Archives: Owen Kaplinsky

Directions: Using the digits 1 to 9, at most one time each, place a digit in each box to create a rectangle with an area as close to 500 and a perimeter as close to 100 as possible. Source: Owen Kaplinsky

Directions: Using the digits 1 to 9, at most one time each, place a digit in each box to make it so that the value for the area of the rectangle (in square units) is greater that the value for the perimeter (in linear units). What is the greatest difference you can find between the area and perimeter? What is …

Directions: Using the digits 0 to 9, at most one time each, place a digit in each box to make the statement true. (Note: Image is not to scale) Source: Owen Kaplinsky

Directions: Using the digits 1 to 9, at most one time each, place a digit in each box to get a difference closest to 0.     Source: Owen Kaplinsky

Directions: Using the digits 1 to 9, at most one time each, place a digit in each box to make a whole number product. Source: Owen Kaplinsky

Directions: Using the digits 1 to 9, at most one time each, place a digit in each box to make the equation true. Source: Owen Kaplinsky, answer by Joseph Nguyen

Directions: Using the digits 1 to 9, at most one time each, place a digit in each box to make the equation true. Source: Owen Kaplinsky

Directions: Using the digits 1 to 9, at most one time each, place a digit in each to make the equation true. Source: Owen Kaplinsky

Directions: Using the digits 1 to 9, at most one time each, place a digit in each box to make a whole number sum. Can you make all whole numbers from 1 to 9? Source: Owen Kaplinsky

Directions: Using the digits 1 to 9, at most one time each, place a digit in each box to make the equation true. Source: Owen Kaplinsky