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Math

Math section courses and bundles


All-Access Membership (Monthly)
Unlimited access to all our SAT® resources, including explanations of 26 real tests and live classes, on a monthly membership plan
52 Course Bundle
$19/month
All-Access Membership (Annual)
Unlimited access to all our SAT® resources, including explanations of 26 real tests and live classes, on an annual membership plan
52 Course Bundle
$99/year
1600.io SAT Math Orange Book Problem Explanations
A complete set of video explanations for every practice problem and SkillDrill™ in the 1600.io SAT Math Orange Book
22 Course Bundle
$9/month
1600.io Live
Live and on-demand viewing of our popular online classes, where we teach math, reading, and writing, discuss test-prep topics, and hold Q&A sessions
The 1600.io Team The 1600.io Team
SAT Math Orange Book Problem Explanations: Chapter 1 - Linear Relationships
Video explanations for every practice problem and SkillDrill™ in chapter 1 (Linear Relationships) of the 1600.io SAT Math "Orange Book"
George George
SAT Math Orange Book Problem Explanations: Chapter 2 - Slope-Intercept Form
Video explanations for every practice problem and SkillDrill™ in chapter 2 (Slope-Intercept Form) of the 1600.io SAT Math "Orange Book"
George George
SAT Math Orange Book Problem Explanations: Chapter 3 - Standard Form/Parallel and Perpendicular Lines
Video explanations for every practice problem and SkillDrill™ in chapter 3 (Standard Form/Parallel and Perpendicular Line) of the 1600.io SAT Math "Orange Book"
George George
SAT Math Orange Book Problem Explanations: Chapter 4 - Systems of Linear Equations
Video explanations for every practice problem and SkillDrill™ in chapter 4 (Systems of Linear Equations) of the 1600.io SAT Math "Orange Book"
George George
SAT Math Orange Book Problem Explanations: Chapter 5 - Linear Inequalities & Absolute Value
Video explanations for every practice problem and SkillDrill™ in chapter 5 (Linear Inequalities & Absolute Value) of the 1600.io SAT Math "Orange Book"
George George
SAT Math Orange Book Problem Explanations: Chapter 6 - Exponents and Radicals/Roots
Video explanations for every practice problem and SkillDrill™ in chapter 6 (Exponents and Radicals/Roots) of the 1600.io SAT Math "Orange Book"
George George
SAT Math Orange Book Problem Explanations: Chapter 7 - Introduction to Polynomials
Video explanations for every practice problem and SkillDrill™ in chapter 7 (Introduction to Polynomials) of the 1600.io SAT Math "Orange Book"
George George
SAT Math Orange Book Problem Explanations: Chapter 8 - Solving Quadratic Equations
Video explanations for every practice problem and SkillDrill™ in chapter 8 (Solving Quadratic Equations) of the 1600.io SAT Math "Orange Book"
George George
SAT Math Orange Book Problem Explanations: Chapter 9 - Extraneous Solutions and Dividing Polynomials
Video explanations for every practice problem and SkillDrill™ in chapter 9 (SAT Math Orange Book Problem Explanations: Ch) of the 1600.io SAT Math "Orange Book"
George George
SAT Math Orange Book Problem Explanations: Chapter 10 - The Graphs of Quadratic Equations and Polynomials
Video explanations for every practice problem and SkillDrill™ in chapter 10 (The Graphs of Quadratic Equations) of the 1600.io SAT Math "Orange Book"
George George
SAT Math Orange Book Problem Explanations: Chapter 11 - Number and Types of Zeros/Imaginary and Complex Numbers
Video explanations for every practice problem and SkillDrill™ in chapter 11 (Zeros/Imaginary and Complex Numbers) of the 1600.io SAT Math "Orange Book"
George George
SAT Math Orange Book Problem Explanations: Chapter 12 - Ratios, Probability, & Proportions
Video explanations for every practice problem and SkillDrill™ in chapter 12 (Ratios, Probability, & Proportions) of the 1600.io SAT Math "Orange Book"
George George
SAT Math Orange Book Problem Explanations: Chapter 13 - Percentages
Video explanations for every practice problem and SkillDrill™ in chapter 13 (Percentages) of the 1600.io SAT Math "Orange Book"
George George
SAT Math Orange Book Problem Explanations: Chapter 14 - Exponential Relationships
Video explanations for every practice problem and SkillDrill™ in chapter 14 (Exponential Relationships) of the 1600.io SAT Math "Orange Book"
George George
SAT Math Orange Book Problem Explanations: Chapter 15 - Scatterplots and Line Graphs
Video explanations for every practice problem and SkillDrill™ in chapter 15 (Scatterplots and Line Graphs) of the 1600.io SAT Math "Orange Book"
George George
SAT Math Orange Book Problem Explanations: Chapter 16 - Functions
Video explanations for every practice problem and SkillDrill™ in chapter 16 (Functions) of the 1600.io SAT Math "Orange Book"
George George
SAT Math Orange Book Problem Explanations: Chapter 17 - Statistics
Video explanations for every practice problem and SkillDrill™ in chapter 17 (Statistics) of the 1600.io SAT Math "Orange Book"
George George
SAT Math Orange Book Problem Explanations: Chapter 18 - Unit Conversions
Video explanations for every practice problem and SkillDrill™ in chapter 18 (Unit Conversions) of the 1600.io SAT Math "Orange Book"
George George
SAT Math Orange Book Problem Explanations: Chapter 19 - Angles, Triangles, and Trigonometry
Video explanations for every practice problem and SkillDrill™ in chapter 19 (Angles, Triangles, and Trigonometry) of the 1600.io SAT Math "Orange Book"
George George
SAT Math Orange Book Problem Explanations: Chapter 20 - Circles and Volume
Video explanations for every practice problem and SkillDrill™ in chapter 20 (Circles and Volume) of the 1600.io SAT Math "Orange Book"
George George