Table of Contents

Unit 7 Dividing by 1Digit NonZero Divisor and by 2Digit Divisors

Chapter 16 Developing Division Number Sense
 161 Exploring Division Patterns
 162 Exploring Division
 163 Dividing 2Digit Dividends by 1Digit NonZero Divisor
 164 Finding the Quotient of a 3 Digit Dividends by a 1Digit NonZero Divisor
 165 2 or 3Digit Quotients
 166 Zeros in the Quotient
 167 Problem Solving—Analyze Word Problems: Interpreting Remainders

Chapter 17 Extending Division
 171 Exploring Mean
 172 Exploring Divisibility
 173 Dividing by Tens
 174 Dividing with 2Digit Divisors

Chapter 16 Developing Division Number Sense

Unit 8 Using Geometry

Chapter 18 Exploring Solids, Triangles, and Other Polygons
 181 Exploring Solids
 182 Exploring Polygons
 183 Exploring Types of Triangles by the Lengths of Their Sides
 184 Types of Triangles by the Size of Their Angles
 185 Exploring Congruent Figures and Motions

Chapter 19 Exploring Quadrilaterals
 191 Lines and Line Segments
 192 Quadrilaterals
 193 Exploring Line Symmetry
 194 Problem Solving—Analyze Strategies: Use Objects/Act It Out

Chapter 20 Exploring Perimeter, Area and Volume
 201 Exploring Perimeter
 202 Exploring Areas of Rectangles
 203 Exploring Volume
 204 Problem Solving—Decision Making: The Greatest Area

Chapter 18 Exploring Solids, Triangles, and Other Polygons

Unit 9 Fractions

Chapter 21 Understanding Fractions
 211 Exploring Fractions
 212 Naming and Writing Fractions
 213 Exploring Mixed Numbers and Improper Fractions

Chapter 22 Extending Fraction Concepts
 221 Exploring Equivalent Fractions
 222 Naming and Writing Equivalent Fractions
 223 Simplest Form Fractions
 224 Comparing and Ordering Fractions
 225 Exploring a Fraction of a Set
 226 Analyze Strategies: Use Logical Reasoning

Chapter 21 Understanding Fractions

Unit 10 Fraction Operations

Chapter 23 Adding Fractions
 231 Exploring Adding Fraction with Like Denominators
 232 Exploring Adding Fraction with Unlike Denominators
 233 Adding Fractions
 234 Problem Solving—Decision Making: Which City Mural to Paint?

Chapter 24 Subtracting Fractions
 241 Exploring Subtracting Fraction
 242 Subtracting Fractions
 243 Problem Solving—Analyze Word Problems: Choose an Operation

Chapter 23 Adding Fractions

Unit 11 Decimal Numbers and Metric Measurement

Chapter 25 Understanding Decimals and Decimal Numbers
 251 Reading and Writing Decimal Numbers
 252 Exploring Decimal Numbers in Place—Value Relationships
 253 Comparing and Ordering Decimal Numbers
 254 Rounding Decimal Numbers
 255 Exploring Fractions as Decimals

Chapter 26 Adding and Subtracting Decimal Numbers
 261 Exploring Adding and Subtracting Decimals
 262 Adding and Subtracting Decimal Numbers

Chapter 27 Using Metric Measurement
 271 Exploring Centimeters, Decimeters and Meters
 272 Meters and Kilometers
 273 Exploring Mass
 274 Exploring Capacity
 275 Temperature
 276 Exploring Algebra: Using Balance as a Model
 277 Problem Solving—Decision Making: Plan a New Olympic Track Event

Chapter 25 Understanding Decimals and Decimal Numbers

Unit 12 Probability

Chapter 28 Probability
 281 Exploring Fairness
 282 Exploring Probability
 283 Exploring Predictions
 284 Problem Solving—Analyze Strategies: Solve a Simpler Problem

Chapter 28 Probability