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Write & Wipe Fact Family Boards

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. Grades 1+