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# Fractional Rates

### Mod 1 Topic 2

TermDefinition
Complex Ratio A ratio in which one or both of the quantities being compared are written as fractions
Proportion An equation that states that two ratios are equal
Variable A letter or symbol used to represent a number
the means The product of the two values in the middle (the means)
The Extremes The product of the two values on the outside (the extremes).
Solve a Proportion To solve a proportion means to determine all the values of the variables that make the proportion true.
Isolate the Variable Perform an operation, or operations, to get the variable by itself on one side of the equals sign
Inverse Operations Operations that “undo” each other
Created by: hms112