Algebra
Ratios and rational expressions

Ratios with algebra

  1. The Golden Ratio
  2. Ratio problem with basic algebra (new HD)
  3. Writing proportions
  4. More advanced ratio problem--with Algebra (HD version)
  5. Advanced ratio problems
  6. Alternate Solution to Ratio Problem (HD Version)
  7. Another Take on the Rate Problem
  8. Adding and Subtracting Rational Expressions
  9. Find an Unknown in a Proportion
  10. Find an Unknown in a Proportion 2

Another Take on the Rate Problem Another Take on the Rate Problem

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Another Take on the Rate Problem

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