Math Skills: Fractions

By Deborah Lagarde

Lesson 3: Lesson Three--Greatest Common Factor/Reducing Fractions

Section 4: Resources

AAA math: Fractions, "http://www.aaamath.com/fra.html"

AAA math: Prime and Composite numbers, "http://www.aaamath.com/fra63a-primecomp...."

AAA Math: Greatest Common Factor, "http://www.aaamath.com/fra66g-grt-com-fa..."

AAA Math: Reducing fractions to lowest terms, "http://www.aaamath.com/fra66h-simpfrac.h..."

AAA Math: Divisibility Rules, divisibility by 7, "http://www.aaamath.com/fra72-divisibilit..."

Fractions and decimals: homework help from WebMath. "http://school.discovery.com/homeworkhelp..."

Jerry Howett, "New Revised Cambridge GED Program: Mathematics, 2nd. Ed., pp. 88-90

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Lessons

Introduction
Lesson 1: Lesson 1: Fractions Pretest and Terminology
Lesson 2: Lesson Two-Ratios and Proportions
Lesson 3: Lesson Three--Greatest Common Factor/Reducing Fractions
• Section One: Finding the Greatest Common Factor to reduce fractions
• Section Two: More on GCF
• Section Three: Answers to
• Section 4: Resources
Lesson 4: Lesson Four--Finding Least Common Denominator, Comparing and Ordering Fractions
Lesson 5: Lesson Five--Adding Fractions
Lesson 6: Lesson Six--Subtracting fractions
Lesson 7: Lesson Seven--Multiplying, Dividing fractions; Decimals and Fractions
Lesson 8: Lesson Eight--Applications and Final Test