Instructional Video
Khan Academy

SAT Prep: Test 6 Section 9 Part 3

9th - 12th
Working through problems 11-14 on the practice SAT, Sal shows students how to solve problems that look complicated, but can actually be quite simple. Problems involving algebraic expressions and geometric distances make up the rest of...
Instructional Video
Khan Academy

SAT Prep: Test 1 Section 9 Part 2

9th - 12th
On problems 5-8 of the practice SAT video series (page 424 of The Official SAT Study Guide), Sal demonstrates several different ways to solve each problem in an efficient and timely manner. Students will appreciate the ways he details...
Instructional Video
Khan Academy

SAT Prep: Test 8 Section 5 Part 2

9th - 12th
Sal again makes the SAT look effortless, and yet students will follow his mathematical processes with ease. Problems range in difficulty, from basic algebra equations to more complicated geometric figures.
Instructional Video
Khan Academy

SAT Prep: Test 5 Section 3 Part 4

9th - 12th
Explaining that the only thing he gets in return for these videos "is the satisfaction of you guys getting a perfect score on the SAT," Sal charges on through the practice SAT problems. Students who have a difficulty with parabolas and...
Instructional Video
Khan Academy

SAT Prep: Test 1 Section 6 Part 4

9th - 12th
Number 11 in the practice section of The Official SAT Study Guide begins with finding the perimeter of a given triangle. Once students solve this multiple-choice question, they can find ways to solve the additional problems on the page,...
Instructional Video
Khan Academy

SAT Prep: Test 1 Section 3 Part 8

9th - 12th
At the end of the first review session of The Official SAT Study Guide, Sal demonstrates how to solve problems 19 and 20, which include skills like absolute values and consecutive integers. Students can go back over these twenty problems...
Instructional Video9:49
Khan Academy

Multiplying Binomials and Polynomials, Algebra Basics

7th - 11th
Everyone can be shortcut-savvy with this video, which features Sal multiplying "a ton of polynomials" in clear, easily understandable terms. Those with difficulty applying old concepts to new equations will rest assured with the trusted...
Instructional Video
Khan Academy

SAT Prep: Test 6 Section 9 Part 1

9th - 12th
Word problems on the SAT can be some of the trickier questions. In this practice session from page 743 in The Official SAT Study Guide, Sal demonstrates how to read word problems as algebraic expressions, writing the necessary equation...
Instructional Video9:50
Khan Academy

Adding and Subtracting Fractions

7th - 9th
This video shows how to add, subtract, and simplify fractions using a pie graph and an infinite blackboard. Once he has established the rule, Sal throws the viewer a curve ball with a fraction subtraction problem that results in a...
Instructional Video
Khan Academy

SAT Prep: Test 4 Section 4 Part 4

9th - 12th
Sal takes a little more time to explain the next two problems as he nears the end of this practice SAT session. He spends about 5 minutes drawing, solving, and discussing problem 17 (geometric line segments) and the next 5 minutes on...
Instructional Video9:49
Khan Academy

Introduction to Logarithms

7th - 9th
Sal crafts a demonstration around one of his "most misspelled words" - logarithms - in this thorough and understandable video. He defines a logarithm before using several examples to illustrate his point. Sal makes learning this concept...
Instructional Video
Khan Academy

SAT Prep: Test 8 Section 5 Part 1

9th - 12th
Launching into another practice session from The Official SAT Study Guide (page 855) Sal wastes no time in solving problems 1-6, which involve basic algebra and geometry. He encourages efficient problem solving, noting that on the first...
Instructional Video
Khan Academy

SAT Prep: Test 3 Section 4 Part 4

9th - 12th
Adding the values of angles, deciphering fraction word problems, and solving complex linear equations are all in a day's work for Sal, who will stop at nothing to help your students pass the SAT. His clear annotations and strong...
Instructional Video3:03
Khan Academy

Introduction to Exponents, Pre-Algebra

7th - 9th
This video involves both positive and negative numbers. Sal explains the definition and function of exponents. This video offers several examples, ranging from simple to more complex, which are especially helpful for those who multiply...
Instructional Video
Khan Academy

SAT Prep: Test 3 Section 4 Part 3

9th - 12th
Continuing his lessons on the practice SAT, Sal takes students through problems 10-13, which involve absolute value, comparing angles in a geometric diagram, and finding the median number in a set of consecutive integers. Students will...
Instructional Video
Khan Academy

SAT Prep: Test 3 Section 2 Part 3

9th - 12th
Math speeds along in this video, which takes students through problems 11-15 on the practice SAT. Sal takes care to show students more than one possible way to solve several problems, allowing them to make the choice based on their own...
Instructional Video
Khan Academy

SAT Prep: Test 7 Section 2 Part 2

9th - 12th
Test-takers who have a hard time transitioning between math skills will find this video very helpful, as Sal moves quickly through increasingly complicated algebra and geometry problems. Not only are his math techniques top-notch, but...
Instructional Video
Khan Academy

SAT Prep: Test 5 Section 9 Part 4

9th - 12th
Graphing skills are a focus of this video, making it ideal for students who have a hard time using slopes and functions. Additional problems involve visualization, geometric figures, and algebraic factoring.
Instructional Video
Khan Academy

SAT Prep: Test 1 Section 9 Part 1

9th - 12th
With a brand new review session, Sal addresses common skills required to take - and pass - the SAT. He uses problems 1-4 on page 423 of The Official SAT Study Guide to demonstrate solving problems with linear equations, ratios, and...
Instructional Video9:40
Khan Academy

Introduction to Order of Operations, Arithmetic Properties, Pre-Algebra

7th - 9th
First, by demonstrating the improper ways of solving an equation (left-to-right, multiplication first), Sal shows viewers how the answer to an equation can be drastically incorrect if the order of operations is neglected. He uses several...
Instructional Video
Khan Academy

SAT Prep: Test 6 Section 3 Part 2

9th - 12th
Problems 5-7 start out with an algebraic equation involving exponents. Undaunted, Sal solves the problem easily, moving on to graphing questions and starting a problem with a geometric figure (which he continues in the next video).
Instructional Video9:39
Khan Academy

Distance Formula, Analytic Geometry, Geometry

7th - 11th Standards
Explaining the distance formula as "an application of the Pythagorean Theorem" might relieve some of your young mathematicians who are scratching their heads at all the new concepts. Sal demonstrates how to take the distance between any...
Instructional Video6:07
Khan Academy

Introduction to Point-Slope Form, Algebra I

7th - 11th
Bridging the knowledge gap between slope-intercept and point-slope forms, Sal explains that the forms are "just two different ways of writing the same equation." This information will be useful to those who have difficulty deciphering...
Instructional Video
Khan Academy

SAT Prep: Test 5 Section 9 Part 3

9th - 12th
Determining the skills necessary for solving a given problem is half of the battle on the SAT. (The other half is using those skills correctly). Sal shows students how to decide if they need to spend a lot of time solving a problem, or...