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1: Whole Numbers, Fractions, Decimals, Percents and Problem Solving
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 1.1: Introduction to Decimal Calculations
 1.2: Place Value in Decimals
 1.3: Adding and Subtracting Decimals
 1.4: Multiplying and Dividing Decimals
 1.5: Convert Between Decimals and Fractions
 1.6: Introduction to Percent Calculations
 1.7: Solving Problems Using Ratios
 1.8: Writing Fractions and Decimals as Percents
 1.9: Solving Problems Using Percents
 1.10: Percent Increase and Decrease
 1.11: Why It Matters Whole Numbers, Fractions, Decimals, Percents, and Problem Solving
 1.12: Putting It Together Whole Numbers, Fractions, Decimals, Percents, and Problem Solving
 1.13: Assignment Whole Numbers, Fractions, Decimals, Percents, and Problem Solving
 1.14: Introduction to Whole Number Calculations
 1.15: Place Value in Whole Numbers
 1.16: Rounding Whole Numbers
 1.17: Adding, Subtracting, Multiplying, and Dividing Whole Numbers
 1.18: Introduction to Fraction Calculations
 1.19: Convert Between Types of Fractions
 1.20: Adding and Subtracting Fractions
 1.21: Multiplying and Dividing Fractions