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• Lesson 1.5: Reasonable Answers
• Lesson 2.7: Draw a Picture
• Lesson 3.8: Write a Number Sentence
• Lesson 4.8: Use a Graph
• Lesson 5.6: Reasonable Answers
• Lesson 6.6: Find a Pattern
• Lesson 7.7: Find a Pattern
• Lesson 8.5: Logical Thinking
• Lesson 9.6: Use a Picture
• Lesson 10.7: Too Much Information
• Lesson 11.5: Guess and Check
• Lesson 12.7: Use a Table
• Lesson 13.6: Choose the Operation
• Lesson 14.6: Make a List
• Lesson 15.8: Act It Out With Models
• Lesson 16.8: Use a Table
• Lesson 17.8: Use a Picture
• Lesson 18.8: Reasonable Answers
• Lesson 19.8: Draw a Picture
• Lesson 20.9: Make a Table
• Lesson 21.5: Guess and Check
• Lesson 22.6: Choose the Operation