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- Àç·á: COTTON
- Ãßõ ³ªÀÌ: 3-6y
- ±Ù¿ø: CN (Á¤Ç°)
- feature1: Abacus
- feature2: Students Bead Arithmetic Abacus
- feature3: Students Calculating Abacus
- feature4: 17 Digit Rods Abacus Soroban
- feature5: Chinese Calculator
- feature6: Metal Abacus
- feature7: Accountant Abacus
- feature8: Chinese Bead Abacus
- feature9: Bead
- feature10: Calculating
- feature11: counting beads
- feature12: Accountant Calculating Tool
¿É¼ÇÁ¤º¸[(10)As Shown]
Description
The 17 digits abacus, also called a counting frame, is a calculating tool where beads are moved and down and feeling and looking at the beads, complex calculations are made. Calculations made the abacus/ soroban is a integration of mind and body. Abacus/ soroban is a tool to make brain smarter.
Features
Widely used kids, accounting students, merchants, traders, etc.|Material: durable hard plastic ( frame and beads ), and wood ( rods ). Size ( L* W* H ): about 10. 5* 2. 3* 0. 7 inch.|A very useful tool in general mathematics education.|One bead above and four beads below. Give concrete visible display of numbers beads.|Soroban style abacus, plastic frame, 17 digits.
- Color: as shown in the pictures.
- Material: durable hard ( frame and beads ), and wood ( rods ).
- Size (* W* ): about 10. 5* 2. 3* 0. 7 inch.
- and Abacus Arithmetic Soroban` Calculating Tool 17 Digits.
- Soroban style abacus, frame, 17 digits.
- One bead above and four beads below.
- Give concrete visible display of numbers beads.
- A very useful tool in general mathematics education.
- Widely used kids, accounting students, merchants, traders, etc.
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