Khan Academy Bridge - Algebra Refresher

The following are links to specific lesson videos on the Khan Academy website.   All Khan Academy content is available for free at www.khanacademy.org.


  Title of Khan's Algebra Video Length   Title of Khan's Algebra Video Length
1 Why we do the same thing to both sides: simple equations 2:32 55 One-Step Equation Intuition 4:39
2 Representing a relationship with a simple equation 3:24 56 Why we do the same thing to both sides two step equations 5:12
>3 Intuition why we divide both sides 3:14 57 Why we do the same thing to both sides multi step equations 7:36
4 One-Step Equation Intuition 4:39 58 Understanding Exponents 1:55
5 Why we do the same thing to both sides two step equations 5:12 59 Understanding Exponents 2 1:15
6* Why we do the same thing to both sides multi step equations 7:36 60 Exponent Rules 1 2:29
7* Why we do the same thing to both sides basic systems 8:13 61 Exponent Rules 2 3:58
8 Variables Expressions and Equations 6:55 62 Level 1 Exponents 9:45
9 Variables and Expressions 1 2:00 63 Level 2 Exponents 6:26
10 Evaluating Expressions with Two Variables 1:46 64 Negative Exponent Intuition 4:38
11 Order of Operations Example 14:23 65 Zero, Negative, and Fractional Exponents 14:04
12 Simple Equations 11:06 66 Level 3 exponents 9:11
13 Solving One-Step Equations 1:54 67 Exponent Rules Part 1 9:43
14 Solving One-Step Equations 2 2:23 68 Exponent Rules Part 2 7:43
15 Algebra: Linear Equations 1 7:27 69 Exponent Properties 1 2:36
16 One Step Equations 12:30 70 Exponent Properties 2 5:12
17 Evaluate a formula using substitution 1:15 71 Exponent Properties 3 2:35
18 Example of Solving for a Variable 6:58 72 Exponent Properties 4 3:07
19 Solving for a Variable 1:24 73 Exponent Properties 5 2:50
20 Solving for a Variable 2 2:41 74 Exponent Properties 6 4:19
21 Algebra: Linear Equations 2 6:05 75 Exponent Properties 7 4:51
22 Equations 2 8:41 76 Exponent Properties Involving Products 14:00
23 Solving Equations 1 3:04 77 Negative and Positive Exponents 2:19
24 Two-Step Equations 13:50 78 Exponent Properties Involving Quotients 9:22
26 Solving Equations 2 4:06 79* Rational Exponents and Exponent Laws 2:16
27* Equations 3 8:53 80 Simplifying Expressions with Exponents 2:10
28 Equations with Variables on Both Sides 9:28 81 Multiplying and Dividing Rational Expressions 1 3:38
29* Solving Equations with the Distributive Property 6:04 82 Fractional Exponent Expressions 1 2:02
34 Rearrange formulas to isolate specific variables 2:29 83 Pythagorean Theorem 1 4:32
35 Algebraic Word Problem 8:02 84 Pythagorean Theorem 2 4:17
36 Basic Rate Problem 4:08 85 Pythagorean Theorem 3 3:00
38 Application problems with equation in one variable 2:01 86 Scientific notation 1 5:33
39 Percent Problems 14:15 87 Scientific notation 2 3:59
40 Word Problem Solving 3 11:06 88 Scientific notation 3 4:12
41 Taking percentages 9:54 89 Scientific Notation Example 2 5:23
42 Growing by a percentage 9:42 90 Scientific Notation Examples 12:49
43 Another Percent Word Problem 6:18 91 Multiplying in Scientific Notation 7:35
44 More percent problems 9:05 92 Significant Figures 5:03
45 Direct Variation 1 3:39 93 Understanding Square Roots 1:21
46 Proportionality Constant for Direct Variation 1:44 94 Approximating Square Roots 7:12
47 Direct Variation Application 2:02 95 Square Roots and Real Numbers 10:18
49 Age word problems 1 7:12 96* Simplifying Square Roots 5:36
50 Age word problems 2 9:56 97* Finding Cube Roots 4:18
51 Age word problems 3 4:08 98* Simplifying Cube Roots 5:25
52 Writing Proportions 5:51 99* Radical Equivalent to Rational Exponents 2:57
53* Converting Repeating Decimals to Fractions 1 4:03 100* Radical Equivalent to Rational Exponents 2 2:24
54* Converting Repeating Decimals to Fractions 2 9:06 101* Simplifying radicals 9:44

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