This software provides an environment through which the student can achieve a deep understanding of the concept of ratios, proportion and percentage while using an interactive and dynamic graphical interface.

The software consists of the following components:

• Simple ratios - Algebraic and graphical representation and calculation of defined ratios between any two real numbers or integers a and b.

• Compound ratios - Algebraic and graphical representation and calculation of defined ratios between any two real numbers or integers a and b and their sum c.

• Calculating ratios - Student's calculation of defined ratios between two real numbers or integers and obtaining upon request detailed explanations and calculations. 

• Percentage - Calculations of discounts, rise in price, interest on loans and sales tax. Includes guidance and detailed calculations which can be displayed upon request.

Copy and Print: All the content can be easily transferred to a Word^® document or to any presentation program such as Power Point^® or can be printed directly.
A Help supplement to the software includes specified instructions for each of the software's components.

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