Browse - Specific Math Concepts/Techniques

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221 threads found:
  1. Subtraction with regrouping
    Suggestions for alternate subtraction algorithms.
    - Date of thread's last activity: 28 February 2008

  2. Sales Tax Computation (Backwards)
    How to calculate a base price if the sales tax rate and total cost are given.
    - Date of thread's last activity: 7 May 2008

  3. Approximations of pi
    Deciding which approximation of pi to use in various situations.
    - Date of thread's last activity: 16 March 2008

  4. Combinations
    How to help students understand a combinations problem regarding forming committees.
    - Date of thread's last activity: 17 November 2010

  5. Cylinders
    Helping students design a cylinder with the optimal volume and minimal surface area.
    - Date of thread's last activity: 29 February 2008

  6. Patterns in multiplying by 0 and 1
    Helping elementary students understand the effect of multiplying by 0 and 1 (the Zero Property and Identity Element of Multiplication).
    - Date of thread's last activity: 22 May 2008

  7. Polyhedra and Euler's formula
    Teaching properties of polyhedra to elementary children.
    - Date of thread's last activity: 13 April 2008

  8. Multiplying fractions
    Helping students understand the algorithm for multiplying fractions.
    - Date of thread's last activity: 3 April 2008

  9. Parallel lines
    Helping students to understand more about parallel lines by visualizing planes that cut through 3-dimensional figures.
    - Date of thread's last activity: 2 April 2008

  10. Graphing lines (slope/intercept)
    Helping students understand and graph linear equations.
    - Date of thread's last activity: 27 June 2008

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