Academic Earth (Free online lectures and courses for mathematics)
SOS Mathematics numerous pages devoted to general explanations and examples, as well as exercises with solutions. A variety of subjects appear--from simple fractions and algebra to calculus, differential equations, and matrix algebra.
Developmental Math (Khan Academy)
This video lecture series on Developmental Math by Khan Academy provides developmental math examples from the Monterey Institute. These start pretty basic and would prepare a student for the Worked Examples in Algebra course lectures.....
Basic Arithmetic (Khan Academy)
This is a introductory video lecture course on basic Arithmetic from Khan Academy. This course will improve your math fundamentals......
Math Interactive Problem-Solving (By topic)
Here is a list of all of the skills students learn in Algebra! These skills are organized into categories, and you can move your mouse over any skill name to view a sample question. To start practicing, just click on any link. IXL will track your score, and the questions will automatically increase in difficulty as you improve!
Pre-Algebra (Khan Academy)
This video lecture series on Pre-algebra from Khan Academy includes Order of Operations, Adding and Subtracting Negative Numbers, Multiplying and Dividing Negative Numbers, Adding and Subtracting Fractions, Multiplying and Dividing Fractions, Exponents, Exponent Rules, Simplifying Radicals, Introduction to Logarithms, Unit Conversion, Speed translation.....