Book A • Sample Puzzles by Section

1. Basic Facts
Review: Basic Facts

2. Place Value and Numeration
Rounding: Nearest 10, 100, 1,000, or 10,000

3. Addition and Subtraction of Whole Numbers
Estimating Sums and Differences

4. Multiplication of Whole Numbers
Multiplying by a 2-Digit Factor

5. Division of Whole Numbers
Problem Solving: Mixed Applications

6. Enrichment
Roman Numerals

Answer Section Book A
Answers (75 - 78)


Book B • Sample Puzzles by Section

1. Problem-Solving Strategies
Problem Solving Strategy: Draw a Picture

2. Decimal Numeration
Rounding Decimals

3. Addition and Subtraction of Decimals
Problem Solving: Mixed Applications

4. Multiplication of Decimals
Review: Multiplication

5. Division of Decimals
Dividing Decimals: Rounding the Quotient

6. Problem Solving With a Calculator
Using a Calculator: Mixed Applications

7. Enrichment
Functions

Answer Section Book B
Answers (15 - 18)

Book C • Sample Puzzles by Section

1. Number Theory
Greatest Common Factor (GCF)

2. Fractions
Lowest-Terms Fractions

3. Addition and Subtraction of Fractions
Estimating Sums and Differences of Mixed Numbers

4. Multiplication of Fractions
Multiplying Fractions: Simplifying Before Multiplying

5. Division of Fractions
Dividing Mixed Numbers

6. Fractions and Decimals
Terminating and Repeating Decimals

7. Enrichment
Variable Expressions Using Fractions

Answer Section Book C
Answers (55 - 58)

Book D • Sample Puzzles by Section

1. Measurement: Metric Units
Renaming Units of Length

2. Measurement: Customary Units
Review: Capacity and Weight

3. Geometry
Review: Related Angles

4. Perimeter and Area
Area of Triangles

5. Surface Area and Volume
Problem Solving: Mixed Applications

6. Square Roots and Right Triangles
The Rule of Pythagoras: Find the Length of the Hypotenuse

7. Enrichment
Formulas

Answer Section Book D
Answers (31 - 34)

Book E • Sample Puzzles by Section

1. Ratio and Proportion
Problem Solving: Using Proportions

2. Percent
Finding a Percent of a Number

3. Statistics and Graphs
Line Graphs

4. Probability
Probability

5. Integers
Adding Integers: Unlike Signs

6. Coordinate Graphing
Graphing Ordered Pairs: All Quadrants

7. Equations
Solving Equations: ax + b = c

8. Enrichment
Test of Genius

Answer Section Book E
Answers (11 - 14)