IMPACT Mathematics is designed for grades 6-8 with the goal of completing Algebra 1 content by the end of the 8th grade covering Pre-Algebra and Algebra 1 over 3 years. This program has been extensively field tested and has proven to be highly successful in a large urban district with an increase in assessment scores for all students in all three grade levels.

IMPACT Mathematics makes the big ideas of mathematics accessible to middle school students through an emphasis on investigation, problem solving, mathematical understanding, and algebra skills. This edition boasts an improved visual design, updated content, and additional NSF-funded performance assessments. The goal of IMPACT Mathematics remains to help students develop a deep understanding of mathematics with an emphasis on algebra.

McGraw-Hill authors represent the leading experts in their fields and are dedicated to improving the lives, careers, and interests of readers worldwide

Chapter 1 Linear Relationships

Lesson 1.1 Direct Variation

Lesson 1.2 Slope

Lesson 1.3 Write Equations

Chapter 2 Lines and Angles

Lesson 2.1 Lines

Lesson 2.2 Angle Relationships

Lesson 2.3 Constructions

Chapter 3 Percents and Proportions

Lesson 3.1 Understand Percents

Lesson 3.2 Work with Percents

Chapter 4 Exponents and Exponential Variation

Lesson 4.1 Exponents

Lesson 4.2 Exponential Relationships

Lesson 4.3 Radicals

Chapter 5 Algebraic Expressions

Lesson 5.1 Rearrange Algebraic Expressions

Lesson 5.2 Special Products

Chapter 6 Transformational Geometry

Lesson 6.1 Symmetry and Reflection

Lesson 6.2 Rotation

Lesson 6.3 Translations, Dilations, and Combined Transformations

Chapter 7 Inequalities and Linear Systems

Lesson 7.1 Equations

Lesson 7.2 Inequalities

Lesson 7.3 Solve Systems of Equations

Chapter 8 Quadratic and Inverse Relationships

Lesson 8.1 Use Graphs and Tables to Solve Equations

Lesson 8.2 Quadratic Relationships

Lesson 8.3 Families of Quadratics

Lesson 8.4 Inverse Variation

Lesson 8.5 Conjectures

Chapter 9 Solve Quadratic Equations

Lesson 9.1 Backtracking

Lesson 9.2 Factoring

Lesson 9.3 Completing the Square

Lesson 9.4 The Quadratic Formula

Chapter 10 Functions and Their Graphs

Lesson 10.1 Functions

Lesson 10.2 Graphs of Functions

Chapter 11 Data and Probability

Lesson 11.1 Counting Strategies

Lesson 11.2 Modeling with Data

Chapter 12 Algebraic Fractions

Lesson 12.1 Work with Algebraic Fractions

Lesson 12.2 Add and Subtract Algebraic Fractions