Find online courses made by experts from around the world.
Take your courses with you and learn anywhere, anytime.
Learn and practice real-world skills and achieve your goals.
Videos on pre-algebra. You should be ready for the Algebra playlist if you understand everything here.
Not for you? No problem.
30 day money back guarantee.
Learn on the go.
Desktop, iOS and Android.
Certificate of completion.
|Adding and subtracting negative numbers|
|Multiplying and dividing negative numbers|
|How to add and subtract fractions.|
|Order of Operations|
|More Complicated Order of Operations Example|
|Intuition on why a^-b = 1/(a^b) (and why a^0 =1)|
|Introduction to exponent rules|
|2 more exponent rules with an introduction to composite problems|
|Using exponent rules to simplify radicals or square roots|
|An introduction to logarithms|
|Metric unit conversion|
|Translating speed units|
|Introduction to the first two logarithm properties.|
|Second part of the introduction to logarithm properties.|
|Introduction to Scientific Notation|
|More scientific notation examples|
|What a ratio is. Simple ratio problems.|
|Unit Conversion Example: Drug Dosage|
Hours of video content