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BQLZR Light Weight Japanese 13 Column Abacus Soroban Beginners Tool Winding Device
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0.25 kg
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- Light Weight 13 Column
- This abacus features with a winding device
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Note: The color of the item may vary slightly due to photography and your own computer Introduce about the abacus: Soroban or an abacus is widely used in banks,businesses and at homes Encased in a column represents a decimal point giving the total of a 13 digit number and beads are counted by sliding them on the rods. When of the columns is set as thes column,in this case the 4th column from the right,the next adjacent to the left becomes the tens column,then hundreds,thousands,ten thousands and so on.The decimal fraction can be displayed on the right side of thes column as well. Abacus is also a very useful tool in Replacement for General mathematics because of its concrete visible display of numbers by beads that enable students to grasp of numbers, particularly in understanding place value. This abacus features with a winding device Digit number:13 Material:Plastic frame and beads,bamboo rods Size:L 24cm x W 7cm x H 1.7 cm . weight:170g. Package Included: 1x Abacus