Grade 8

Directions: Using the digits 1 to 9, at most one time each, place a digit in each box to create expressions that produce two rational roots and two irrational roots. Source: Norma Gordon

Directions: Using the digits 1 to 9, find one pair of digits to fill in the boxes to create expressions that produce one rational root and three irrational roots. Source: Norma Gordon

Directions: Using the digits 2 to 9, at most one time each, place a digit in each box to create expressions that produce two rational roots and two irrational roots. Source: Norma Gordon

Directions: Using the digits 2 to 9, at most one time each, place a digit in each box to create expressions that produce one rational root and three irrational roost. Source: Norma Gordon

Directions: Using the digits 2 to 9, at most one time each, place a digit in each box to create expressions that produce three rational roots and one irrational root. Source: Norma Gordon

Directions: Using the digits 1 to 9, at most one time each, place a digit in each box to create expressions that produce rational roots. Source: Norma Gordon

Directions: Using the digits 1 to 9, at most one time each, place a digit in each box to make the largest (or smallest) absolute difference. Source: Marie Isaac

Directions: Using the integers 1 to 20, at most one time each, place an integer in each box to create equivalent expressions. Source: Shaun Errichiello

Directions: Using the digits 0 to 9, at most once each time, fill in blanks to create a set of 4 points that create either parallel or perpendicular lines, depending on how you connect them. ( ___, ___ ) ( ___, ___ ) ( ___, ___ ) ( ___, ___ ) Source: Bryan Anderson

Directions: Using the integers 1 to 30, at most one time each, place an integer in each box to create a system of two linear equations where (3, 2) is the solution to the system. Source: Daniel Luevanos