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算柱（五位數） Abacus (5-digit)
Author:
Anthony OR 柯志明
GeoGebra
New Resources
Mosaic
Set Operations (2 Sets)
Dividing a 2-digit number by a 1-digit number (1)
רישום חופשי
Dividing a 3-digit number by a 1-digit number (2)
Discover Resources
parallelogram
Vasarely Op-art
SSS Congruence
Unit 1 Lesson 2 (9/18)
Discover Topics
Statistics
Ratios
Matrices
Volume
Trigonometric Functions