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9:19
Lesson Planet

SAT Prep: Test 2 Section 6 Part 3

For Students 9th - 12th
Sal's dedication is clear in this video, which takes place on Thanksgiving Day. The problems focus on algebra (averages and linear equations) and geometry (perimeters and angles). Viewers beware: Sal makes a self-professed error on...
9:25
Lesson Planet

SAT Prep: Test 5 Section 9 Part 1

For Students 9th - 12th
Reasoning through the methodology of a new set of problems from page 679 of The Official SAT Study Guide, Sal shows students how to find the ins and outs of increasingly difficult math problems. He advises them to thoroughly think over...
9:24
Lesson Planet

SAT Prep: Test 4 Section 4 Part 1

For Students 9th - 12th
The next section of the practice SAT from The Official SAT Study Guide (page 594) covers simple linear equations and geometric figures. Students will appreciate Sal's quick problem solving and thought process, which is easy to understand...
9:16
Lesson Planet

Adding/Subtracting Negative Numbers

For Students 7th - 9th
Guiding viewers through adding and subtracting numbers, this video includes many tips to help new learners internalize the concept of a number line. It clarifies the relationship between positive and negative numbers, including the...
9:22
Lesson Planet

Banking 10: Introduction to leverage (bad sound)

For Students 9th - Higher Ed
Demonstrating not only the working definition but the mathematical model of financial leverage, Sal shows viewers how leverage can keep a bank safe - or multiply its losses. Particularly helpful for a class session about bank regulation...
9:21
Lesson Planet

Solving Linear Systems by Substitution

For Students 7th - 11th
Another method for solving systems of equations, other than graphing, is the focus in this video as Sal demonstrates substitution. It's important to understand that there is more than one way to solve any problem, especially if one has a...
4:52
Lesson Planet

Multiplying And Dividing Rational Expressions

For Students 7th - 11th
Provide your algebra class with some review of rational expressions in this video. Sal uses several sample problems to show viewers the process, and his explanations are clear and easy to understand.
9:17
Lesson Planet

Unit Conversion

For Students 7th - 9th
Metric unit conversion is the focus of this video. Sal introduces the necessary prefixes before launching into several mathematical examples. His easygoing manner and explanative annotations will undoubtedly help those who get a little...
9:16
Lesson Planet

SAT Prep: Test 3 Section 4 Part 2

For Students 9th - 12th
Sal explains how helping his young cousins with their math skills inspired him to make this series of videos, so he can help a bunch of people pass the SAT. In this video, he covers exponents, quadratics, and parabolas in problems 5-9 on...
9:12
Lesson Planet

SAT Prep: Test 8 Section 5 Part 3

For Students 9th - 12th
Have a blast with Sal as he solves these SAT practice questions! He enjoys himself with visualization and combination problems, showing not only how to solve the problems but to see math as a riddle rather than a threat.
9:07
Lesson Planet

SAT Prep: Test 6 Section 3 Part 1

For Students 9th - 12th
With the beginning of another practice SAT session from The Official SAT Study Guide, Sal plows through problems 1-4 on page 716. He emphasizes the importance of narrowing down potential answers in a multiple-choice problem, as well as...
9:08
Lesson Planet

SAT Prep: Test 2 Section 9 Part 1

For Students 9th - 12th
Sal works up an appetite for his Thanksgiving turkey in this video, which takes students through the first five problems of a new set of SAT practice questions from The Official SAT Study Guide. Problems involve algebraic word problems,...
9:05
Lesson Planet

SAT Prep: Test 8 Section 2 Part 1

For Students 9th - 12th
Test eight from The Official SAT Study Guide includes eighteen problems, the first four of which are featured in this video. Basic algebraic expressions, linear equations, tangent circles, and coordinates on a plane test algebra and...
9:06
Lesson Planet

SAT Prep: Test 6 Section 3 Part 5

For Students 9th - 12th
Some students enjoy math problems as "brain teasers," while other students are just trying to get through them. Sal addresses both learners in this video, which shows different ways to approach and solve problems on the practice SAT.
3:55
Lesson Planet

Average or Central Tendency: Finding Mean, Median And Mode

For Students 7th - 11th
A good explanation for blossoming mathematicians, this video explains the difference between average and central tendency, as well as arithmetic mean, median, and mode. Those who haven't grasped these concepts in algebra or those who are...
9:02
Lesson Planet

SAT Prep: Test 7 Section 8 Part 1

For Students 9th - 12th
A new set of SAT practice questions from the Official SAT Study Guide (page 803) greets Sal and the viewer. Problems 1-7 involve basic algebraic equations, linear equations, and geometric figures.
9:01
Lesson Planet

SAT Prep: Test 4 Section 8 Part 1

For Students 9th - 12th
Beginning with problems 1-7, Sal works on the next section of the practice SAT from The Official SAT Study Guide (page 611). The problems include simple algebraic equations, square roots, word problems, and graphing.
9:01
Lesson Planet

SAT Prep: Test 1 Section 6 Part 3

For Students 9th - 12th
Sal is having a blast in this video, and his fun-loving attitude will rub off on even your most stressed-out test-takers. Problems 7-10 in the practice SAT require skills in linear equations, as well as approximation and basic algebra.
9:00
Lesson Planet

SAT Prep: Test 8 Section 2 Part 2

For Students 9th - 12th
Using pie graphs and multiple variables, Sal carefully (yet efficiently) moves through problems 5-8 of this practice SAT session (page 839 from The Official SAT Study Guide). Both beginning and advanced mathematicians will appreciate...
9:00
Lesson Planet

SAT Prep: Test 7 Section 8 Part 3

For Students 9th - 12th
After finishing problem 10 about congruent angles inside a polygon, Sal goes on to solve additional problems involving reciprocals, odd integers, and slopes. Those who have a difficult time moving efficiently through different skill sets...
8:59
Lesson Planet

Addition And Subtraction with Significant Figures

For Students 7th - 9th
After a series of videos on the use and application of significant figures, Sal gets down to business as he demonstrates the methods of adding and subtracting significant numbers. Viewers will find his easygoing manner and clear examples...
8:55
Lesson Planet

SAT Prep: Test 6 Section 7 Part 5

For Students 9th - 12th
On the home stretch of this practice session, Sal completes problems 18 and 19 on page 738 of The Official SAT Study Guide. He begins problem 20, but chooses to finish it in the next video instead of rushing the answer. As always, Sal's...
8:55
Lesson Planet

SAT Prep: Test 6 Section 7 Part 1

For Students 9th - 12th
Another SAT practice test from The Official SAT Study Guide is the focus of this video, which starts out with simple problems involving integers, factoring, perimeters, and percentages. Students will appreciate the relative ease with...
8:56
Lesson Planet

SAT Prep: Test 8 Section 2 Part 3

For Students 9th - 12th
Sal deftly solves the straightforward algebraic equation in problem 9 in under fifty seconds. Additional problems involve points on a plane, algebraic word problems, geometric angles, and fractions, some of which he takes more time to...