Use these math–fact triangles again and again! Familiar triangle format offers a powerful method for building number fact fluency and teaching fact families.

• Focuses on both addition/subtraction (on front side) and multiplication/division (on reverse)
• Supports development of higher–level algebraic skills such as equation building, the commutative property and problem solving
• Write & wipe surface on both sides of the board
• Triangle boards measure 10"H
• Set of 5