Grade 6

Directions: Using the digits 0 to 9, at most one time each, place a digit in each box and choose either multiplication/division or addition/subtraction to make the equation true. Source: Brian Errey

Directions: Using the digits 1 to 9, find a six number data set that has a Mode of 1, Median of 2 and Mean of 3. Digits can be repeated. Source: Harold Jacobs

Directions: Using the digits 0 to 9, at most one time each, place a digit in each box to make two equivalent ratios where one of the ratios is a unit rate. Source: Scott Houston

Directions: Using the digits 1 to 9, at most one time each, place a digit in each box to make a triangle with side lengths that give the corresponding area. Source: Owen Kaplinsky

Directions: Using the digits 0 to 9, at most one time each, place a digit in each box make an equivalent ratio. Source: Robert Kaplinsky

Directions: Using the digits 0 to 9, at most one time each, place a digit in each box to make an equivalent ratio with a unit rate that has greatest possible value. Source: Robert Kaplinsky

Directions: Create a set of five positive integers from 1 to 20 so that the values of their mean, median, and range are the same and have the greatest possible value. Source: Eric Berchtold, Melissa Minnix, and Robert Kaplinsky

Directions: Using the digits 0 to 9, at most one time each, place a digit in each box to make an equation where both sides have the greatest possible value. Source: Adrianne Burns and Robert Kaplinsky

Directions: Using the digits 0 to 9, at most one time each, place a digit in each box to make the statement true and have the greatest possible whole without rounding. Source: Robert Kaplinsky

Directions: Using the digits 0 to 9, at most one time each, place a digit in each box to make two true statements without rounding. You may reuse all the digits for your second statement. Source: Robert Kaplinsky