CONTENT: Manipulation of real numbers, fractions, decimals and percentages; average, ratio, proportion, rates; squares adn square roots; use of tables and calculators; approximations and estimations.

SPECIFIC OBJECTIVES: The student should be able to:

1. 
Perform any of the basic operations with rational numbers, namely, whole numbers, fractions and decimals.

2. 
Convert from one set of units to another, given a conversion scale;
(for example, convert local currencies to those currencies most commonly encountered in the Caribbean)

3. 
Convert fractions and percentages to decimals and vice versa;

4. 
Approximate a value to a given number of significant figures and express any decimal to a given number of decimal places;

5. 
Write any rational number in standard form
(scientific notation)

6. 
Calculate any fraction or percentage of a given quantity;

7. 
Express one quantity as a fraction or percentage of another;

8. 
Compare two quantities in a given ratio;

9. 
Divide a given quantity in a given ratio;

10. 
Solve problems involving:
(a) fractions
(b) decimals
(c) percentages
(d) ratio, rates and percentages
(e) squares and square roots
(f) averages


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