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This material is used to introduce the concept of negative numbers.
Working with the long division board helps the child in carrying out divisions with larger dividends. It will also be very useful in getting ever more acquainted with the hierarchic value of the numbers of the basic decimal system.
4 wooden boards with colour coding, a 47.5 x 22.5 x 2.5 cm wooden tray containing 7 test tube holders with 70 glass test tubes; 700 8 mm wooden beads; 7 wooden cups.
Manufacturer: Montessori BF (Trento, Italy)