Name: Subtraction Strip Board
Material: High Quality Beech Wood
Weight: 0.65KG
Size: 31.0*22.5*3.0cm
Package: White Box
Content: 2 pieces of card, one wooden box,17 pieces of wood strips,9 pieces of red wood strips and 9 pieces of blue wood strips.
Wooden board 12 squares by 18 squares with the numerals 1-18 printed across the top. A wooden box contains 9 red wooden strips and 9 blue wooden strips both printed with the numerals 1 to 9 and 18 natural wooden strips of varying lengths. Children use the Subtraction Strip Board by selecting subtractioncombinations of one through eighteen, thus reinforcing the child's comprehension of subtraction tables.