Chapter 4 in English
Chapter 4 in Spanish
Under Construction
4-1 Factors
4-2 Equivalent Forms of Rational Numbers
4-3 Comparing and Ordering Rational Numbers
4-4 Adding and Subtracting Rational Numbers
4-5 Multiplying and Dividing Rational Numbers
4-6 Formulas
4-7 Try, Check, and Revise and Work Backward
4-8 Exploring Square Roots and Irrational Numbers
4-9 The Pythagorean Theorem