## Browse - Specific Math Concepts/Techniques

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1. Definitions for geometry
Finding definitions for geometry terms on the Web
- Date of thread's last activity: 19 November 2003

2. Explaining the why's of multiplication place values
Helping students understand why you "move over a place" when multiplying two- and three-digit numbers
- Date of thread's last activity: 18 March 2009

3. Curious about fractions
Using a "three arrow method" to add and subtract fractions
- Date of thread's last activity: 23 October 2007

4. System of equations
Teaching problem solving strategies to students working with systems of equations
- Date of thread's last activity: 13 July 2007

5. Volume of a sphere
Ideas for introducing students to determining the volume of a sphere.
- Date of thread's last activity: 19 January 2012

6. Fractions w/manipulatives
Using a recipe to show a real-world example in which people multiply and add fractions
- Date of thread's last activity: 29 November 2006

7. How do I teach rounding to fourth graders who just don't seem to get it?
Teaching rounding so that students understand, remember, and can apply it
- Date of thread's last activity: 16 September 2015

8. Matrices versus Arrays
Understanding the difference between a matrix and an array
- Date of thread's last activity: 17 September 2007

9. Difference between "equation" and "number sentence"
Comparing and contrasting common teaching terms
- Date of thread's last activity: 23 January 2007

10. Converting repeating decimals to fractions
Technique for converting repeating decimals to fractions
- Date of thread's last activity: 22 October 2016

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