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 Exploring the Properties of the Four Arithmetic Operations Standards/Benchmarks Alignment and Math Forum Resources

Alignment to Radnor Township School District Mathematics Standards and Benchmarks:

Standard 1: Number and Operations Concepts
Describe, represent, and apply numbers and their relationships and estimate and computer using mental strategies, paper and pencil, and technology.
Benchmarks
consistently and accurately add, subtract, multiply, and divide rational numbers (7)
is familiar with characteristics of numbers (6)

Correlation with the MathThematics textbook:

 Book 1 p. 133 Understanding Decimals p. 142 Decimal Addition and Subtraction p. 208 Dividing Decimals p. 273 Decimal Multiplication Book 2 p. 191 Decimal Place Values p. 247 Decimal Multiplication and Division Book 3 p. 281 Multiplying and Dividing Rational Numbers

Math Forum Resources:

Dr. Math

Teacher Exchange

Problems of the Week

Teacher2Teacher

Internet Mathematics Library

Other Web Resources:

• Project Interactivate - Shodor Organization
• MathThematics: ClassZone

Shelly Berman, Annie Fetter & Suzanne Alejandre