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# 7th grade (Illustrative Mathematics)

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Lesson 2: Introducing proportional relationships with tables: Introducing proportional relationshipsLesson 3: More about constant of proportionality : Introducing proportional relationshipsLesson 4: Proportional relationships and equations: Introducing proportional relationshipsLesson 5: Two equations for each relationship: Introducing proportional relationshipsLesson 6: Using equations to solve problems: Introducing proportional relationships

Lesson 7: Comparing relationships with tables: Introducing proportional relationshipsLesson 9: Solving problems about proportional relationships: Introducing proportional relationshipsLesson 10: Introducing graphs of proportional relationships: Introducing proportional relationshipsLesson 11: Interpreting graphs of proportional relationships: Introducing proportional relationshipsLesson 12: Using graphs to compare relationships: Introducing proportional relationshipsLesson 13: Two graphs for each relationship: Introducing proportional relationships

Lesson 2: Ratios and rates with fractions: Proportional relationships and percentagesLesson 3: Revisiting proportional relationships: Proportional relationships and percentagesLesson 5: Say it with decimals: Proportional relationships and percentages

Lesson 7: One hundred percent: Proportional relationships and percentagesLesson 8: Percent increase and decrease with equations: Proportional relationships and percentagesLesson 10: Tax and tip: Proportional relationships and percentagesLesson 11: Percentage contexts: Proportional relationships and percentages

Lesson 1: Interpreting negative numbers: Rational number arithmeticLesson 2: Changing temperatures: Rational number arithmeticLesson 3: Changing elevation: Rational number arithmeticLesson 4: Money and debts: Rational number arithmeticLesson 5: Representing subtraction: Rational number arithmeticLesson 6: Subtracting rational numbers: Rational number arithmeticLessons 1-6: Extra practice: Rational number arithmetic

Lesson 7: Adding and subtracting to solve problems: Rational number arithmeticLesson 9: Multiplying rational numbers: Rational number arithmeticLesson 10: Multiply!: Rational number arithmeticLesson 11: Dividing rational numbers: Rational number arithmeticLesson 12: Negative rates: Rational number arithmeticLesson 13: Expressions with rational numbers: Rational number arithmeticLesson 14: Solving problems with rational numbers: Rational number arithmeticLesson 15: Solving equations with rational numbers: Rational number arithmetic

Lesson 4: Reasoning about equations and tape diagrams (part 1): Expressions, equations, and inequalitiesLesson 6: Distinguishing between two types of situations: Expressions, equations, and inequalitiesLesson 7: Reasoning about solving equations (part 1): Expressions, equations, and inequalitiesLesson 9: Dealing with negative numbers: Expressions, equations, and inequalitiesLesson 10: Different options for solving one equations: Expressions, equations, and inequalitiesLesson 11: Using equations to solve problems: Expressions, equations, and inequalitiesLesson 13: Reintroducing inequalities: Expressions, equations, and inequalities

Lesson 15: Efficiently solving inequalities: Expressions, equations, and inequalitiesLesson 17: Modeling with inequalities: Expressions, equations, and inequalitiesLesson 18: Subtraction with equivalent expressions: Expressions, equations, and inequalitiesLesson 19: Expanding and factoring: Expressions, equations, and inequalitiesLesson 20: Combining like terms (part 1): Expressions, equations, and inequalitiesLesson 21: Combining like terms (part 2): Expressions, equations, and inequalitiesLesson 22: Combining like terms (part 3): Expressions, equations, and inequalities

Lesson 1: Relationships of angles: Angles, triangles, and prismsLesson 2: Adjacent angles: Angles, triangles, and prismsLesson 3: Nonadjacent angles: Angles, triangles, and prismsLesson 5: Using equations to solve for unknown angles: Angles, triangles, and prisms

Lesson 7: Building polygons (part 2): Angles, triangles, and prismsLesson 10: Drawing triangles (part 2): Angles, triangles, and prismsLesson 11: Slicing solids: Angles, triangles, and prismsLesson 12: Volume of right prisms: Angles, triangles, and prismsLesson 15: Distinguishing volume and surface area: Angles, triangles, and prisms

Lesson 2: Chance experiments: Probability and samplingLesson 3: What are probabilities?: Probability and samplingLesson 4: Estimating probabilities through repeated experiments: Probability and samplingLesson 5: More estimating probabilities: Probability and sampling

Lesson 8: Keeping track of all possible outcomes: Probability and samplingLesson 9: Multi-step experiments: Probability and samplingLesson 11: Comparing groups: Probability and samplingLesson 14: Sampling in a fair way: Probability and samplingLesson 16: Estimating population proportions: Probability and sampling