Grade 8

Directions: Using the digits 1 to 9 at most one time each, fill in the boxes to write the equation of a line that passes through the point with the largest possible y-intercept. How many solutions can you find?   Source: Andy Schwen

Directions: Using the digits 0 to 9, at most one time each, fill in the boxes to find the lengths of the missing sides such that the missing leg’s length is as long as possible. Source: Robert Kaplinsky

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

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

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

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

Directions: Use the digits 1 to 9, at most one time each, to 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 integers 1 to 10 at most one time each, fill in the boxes to make the statement true. Source: Richard Hung