Khan Academy
One-Step Inequality Involving Addition, Linear Inequalities, Algebra I
Practice problems are great ways to engage your charges with a new concept. Sal solves for x + 8 less than or equal to six and then graphs the solution. First, he subtracts eight from both sides, and then he subtracts six. Next, he draws...
Khan Academy
Decimals and Fractions on a Number Line, Decimals, Pre-Algebra
Using a number line can provide students with a concrete representation of the value various numbers hold. Sal plots six different numbers on a number line. He includes whole, decimal, and negative numbers.
Khan Academy
Multi-Step Inequalities, Linear Inequalities, Algebra I
Complete an algebra lesson with this video on evaluating and solving multi-step inequalities. Sal Khan completes several practice problems, explaining his process while exemplifying strong teaching skills. Each problem is different and...
Khan Academy
Example of Plotting a Simple Inequality on a Number Line, Pre-Algebra
Graphs are excellent tools for visualizing data. Use this video to demonstrate what inequalities look like on a number line. Sal draws a number line and shows the inequality. He effectively employs differentiated colors to express the...
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Solving a Proportion with an Unknown Variable (Example)
There are many ways to solve a proportion. In this presentation, Sal goes over all of them. He demonstrates several methods for solving a proportion. He goes through every necessary step and explains the entire process. This would be...
Khan Academy
Unit Conversion: Gallons to Quarts, Pints, and Cups, Pre-Algebra
Provide your students with the context and information they'll need to convert gallons to quarts, pints, and cups. In this video, Sal defines gallons, quarts, pints, and cups. Then he uses this information to solve a problem where he...
Khan Academy
Representing a Number as a Decimal, Percent, and Fraction 2, Decimals, Pre-Algebra
There are two Khan Academy videos on representing numbers as decimals, percents, and fractions. This one shows students how to represent a fraction as a decimal and a percent. Sal demonstrates the process used to convert the fraction 7/8...
Khan Academy
Comparing Fractions with Different Denominators, Fractions, Pre-Algebra
Sal compares two fractions containing uncommon denominators. He analyzes both fractions using prime factorization. Note: This video may be confusing for learners who struggle or are new to the concept. It would be best used for...
Khan Academy
SAT Prep: Test 6 Section 3 Part 4
The strength of this video lies in Sal's ability to immediately translate word problems to equations - a skill that might allow many SAT takers to have a better chance at finding the correct answer. If students watch him practice this...
Khan Academy
SAT Prep: Test 8 Section 8 Part 2
One of Sal's greatest gifts to students in this SAT video series has been his demonstration of word problems. Because he writes out equations while simultaneously reading the information provided, he often arrives at the correct answer...
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SAT Prep: Test 7 Section 2 Part 3
The problems are getting a little more difficult in this video, which covers problems 13-16 on page 778, but Sal is still easy to understand. He demonstrates various strategies for solving algebraic expressions and problems involving...
Khan Academy
SAT Prep: Test 2 Section 9 Part 3
Carefully reading word problems is a skill that many students neglect due to time constraints or test anxiety, and Sal models how to do so in this video. Both algebra and geometry are featured in problems 10-12 of the practice SAT.
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SAT Prep: Test 2 Section 9 Part 2
Assisting students with test-taking strategies, especially easier ways to solve multiple choice problems, Sal solves problems 6-9 on page 488 of The Official SAT Study Guide. Skills such as adding angles and solving for integers are the...
Khan Academy
SAT Prep: Test 3 Section 2 Part 4
Finding perimeters and slopes is the focus of this video, which details ways to solve problems 15-17 on the practice SAT. Even students who are confident in their ability to pass the SAT would benefit from this additional review.
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SAT Prep: Test 2 Section 3 Part 2
Questions 5-8 on the practice SAT, which range from algebraic equations to geometry problems, are easy to understand after Sal works his math magic. Students who have a hard time transitioning between skills would benefit from a viewing...
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SAT Prep: Test 2 Section 3 Part 3
Covering geometry, linear equations, and mathematical patterns, Sal discusses problems 9-12 on the practice SAT. His easygoing manner and clever calculations will keep students' interest far longer than reviewing SAT questions from a...
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SAT Prep: Test 5 Section 3 Part 3
A ten minute time limit prevented Sal from finishing problem 8 in the last video, which he continues in this lesson. Problems 9-11 involve algebraic expressions and word problems.
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SAT Prep: Test 4 Section 2 Part 1
As all SAT-ready (and readying) students know, the problems on the SAT go from simple to more complicated. The same is true in this video, which begins another SAT review session on page 582 of The Official SAT Study Guide. Sal zips...
Khan Academy
SAT Prep: Test 3 Section 8 Part 3
Geometry and algebra are equally represented in this video, which covers problems 10-14 on the practice SAT. As always, Sal is the expert of quick, efficient ways to solve problems - especially helpful for students who have a difficulty...
Khan Academy
SAT Prep: Test 4 Section 2 Part 3
Continuing his theme of solving problems in a timely and correct manner, Sal teaches students that most problems on the SAT are designed to be solved in less than 30 seconds (though he does state that they are given over a minute for...
Khan Academy
SAT Prep: Test 5 Section 7 Part 2
Sal teaches the importance of careful reading and canceling out all possible units as he solves problems 6-9 on the practice SAT. Students who have a hard time deciphering word problems would benefit from this video. Sal's annotation and...
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SAT Prep: Test 1 Section 6 Part 5
Back with "more energy," Sal begins his explanation of problems 15-18 on page 412 of The Official SAT Study Guide. Problems include angles of equilateral triangles, rectangles, and graphing slopes.
Khan Academy
SAT Prep: Test 7 Section 5 Part 4
Transitioning between algebra and geometry is no problem for Sal as he deftly solves these practice SAT problems. Mathematicians who have a hard time moving between skill sets will appreciate the way that Sal addresses each new problem...
Khan Academy
Solving Rational Equations
Sal shows viewers how to solve rational expressions in this video, which would be an excellent resource for your lecture (or review session) in an algebra class. Those who have a hard time with rational expressions and those who have...