Learning With Lynette

Ep:18-All Things Abacus


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The meeting focused on Lynette's workbook project progress, which now includes both printed and dry-erase versions with complete answers that Tamilu will review for errors. The group extensively discussed different math teaching methods, particularly comparing traditional approaches with the Abacus method for addition, subtraction, and division problems. They concluded by examining educational practices including the effectiveness of timed tests versus conceptual understanding and the importance of collaboration between teachers, parents, and students.

  1. Workbook Project Updates
    • Lynette's sequential book progress with both printed and dry-erase versions
    • Complete answer keys creation and error checking process
    • Braille adaptation possibilities for the workbooks
  2. Teaching Methods Comparison
    • Traditional vs. Abacus approaches for addition and subtraction
    • New math strategies including left-to-right calculation methods
    • Number bonds, place value concepts, and expanded form techniques
    • Breaking down numbers into tens and ones for easier computation
  3. Abacus Techniques
    • Making 5s and 10s as core concepts
    • Addition and subtraction strategies using decomposition methods
    • Flexibility in calculation direction (left-to-right vs. right-to-left)
    • Visual representation using cats in trees to illustrate number concepts
    • Division problem-solving using missing factor approach rather than traditional division
  4. Advanced Concepts
    • Two-digit number handling in division problems
    • Multiplication using distributive properties
    • Complex multi-digit calculations and "looping" techniques
    • Subitizing (instantly recognizing numbers without counting)
  5. Educational Philosophy
    • Allowing students to explore different problem-solving approaches
    • Criticism of timed tests prioritizing memorization over understanding
    • The importance of teacher-parent-student collaboration
    • Challenges in test-focused education systems
    • Historical context of abacus development from Mesopotamia to 16th century Japan
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Learning With LynetteBy Lynette Yung