Grade 8

Directions: Using the digits 0 to 9, at most one time each, fill in the boxes to find two pairs of possible lengths for the missing sides. Source: Robert Kaplinsky

Directions: Using the digits 1 to 9, at most TWO times each, fill in the boxes to make an equation with no solutions. Source: Robert Kaplinsky

Directions: Using the digits 1 to 9, at most one time each, fill in the boxes to make a result that has the greatest value possible. Source: Robert Kaplinsky

Directions: Using the digits 1 to 9, at most one time each, fill in the boxes to make two true number sentences. Source: Robert Kaplinsky

Directions: Using the digits 1 to 9, at most one time each, create an equation where x has the smallest (or greatest) possible value. Source: Daniel Luevanos

Directions: Using the digits 1 to 9, at most one time each, create an equation where x has a positive (or negative) value. Source: Daniel Luevanos

Directions: Using the digits 1 to 9 at most one time each, fill in the boxes to complete the statement below. Source: Andy Schwen

Directions: Using the digits 1 to 10, at most one time each, fill in the boxes to make the statement true. Source: Richard Hung

Directions: Using the digits 1 to 9, at most one time each, fill in the boxes to find the largest (or smallest) possible values for the sum of x and y. Source: Erick Lee

Directions: Using the digits 1 to 8 exactly one time each, fill in the boxes to create a line segment AB, where between point A and point B, there exists a point P so that it partitions line segment AB into a ratio. Source: Jon Henderson