Provides an introduction to ratios: learn what a ratio is and examine simple ratio problems.
This video defines a ratio and provides several examples on how to write a ratio and shows how to simplify a ratio.
Find an equivalent ratio of two quantities by multiplying by a common factor
Find an equivalent ratio of two quantities by dividing by a common factor
Find an equivalent ratio of three quantities by multiplying by a common factor
Find an equivalent ratio of three quantities by dividing by a common factor