For 13 Column Abacus Soroban winding device Calculating Tool Frame Black WS4215
For 13 Column Abacus Soroban winding device Calculating Tool Frame Black WS4215
For 13 Column Abacus Soroban winding device Calculating Tool Frame Black WS4215
TINYMOOD

For 13 Column Abacus Soroban winding device Calculating Tool Frame Black WS4215

Regular price £16.94 Sale price £26.94 Unit price per
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Note: The color of the product we ship is the color in the first picture, and the specification and quantity are shipped according to the quantity and specification described in the title.
If you need to change the color or style, you need to contact us within 12 hours after placing the order.

Our product description:
Introduce about the abacus:Soroban or an abacus is widely used in banks,businesses and at homes Encased in a durable column represents a decimal point giving the total of a 13 digit number and beads are counted by sliding them on the rods. When one of the columns is set as the ones 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 the ones column as well.Abacus is also a very useful tool in general mathematics education because of its concrete visible display of numbers by beads that enable students to grasp of numbers, particularly in understanding place value. This abacus Product Features with a winding deviceDigit number:13Product material:Plastic frame and beads,bamboo rodsSize:L 24cm x W 7cm x H 1.7 cm .weight:170g. Package Included:1x Abacus
Note: Because the model and display effect of the monitor may be different, there may be slight differences in color, and the size is manually measured, there may be an error of 1-2cm, please understand.