Directions: Using the digits 1 to 9 exactly once, place a digit in each box to create and place 4 fractions on the number line in the correct order. (fractions B & C are equal) Source: Graham Fletcher, Bowen Kerins, and Kate Nowak  

Directions: Using the digits 0 to 9 at most one time each, fill in the boxes so that the fraction equals the decimal. Source: Robert Kaplinsky

Directions: Using the digits 1 to 9 at most one time each, fill in the boxes so that the sum is as close to 1/2 as possible. Source: Daniel Luevanos

Directions: Find two fractions whose difference is 1/20. Source: Kara Colley

Directions: Find two fractions whose quotient is 1/20. Source: Kara Colley

Directions: Find two fractions whose product is 1/20. Source: Kara Colley

Directions: Find two fractions whose sum is 1/20. Source: Kara Colley

Directions: Using the digits 0 to 9 at most one time each, place a digit in each box to create five fractions and place them all on a number line with the correct order and spacing. Source: Robert Kaplinsky

Directions: Using the digits 1 to 9 at most one time each, fill in the boxes to ake the smallest (or largest) product. Source: Robert Kaplinsky

Directions: Using the digits 1 to 9 at most one time each, fill in the boxes to make the smallest (or largest) quotient. Source: Robert Kaplinsky