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GENERAL OBJECTIVES
On completion of this section students should be able to:
1. demonstrate an understanding of place value;
2. demonstrate computational skills;
3. be aware of the importance of accuracy in computation;
4. appreciate the need for numeracy in everyday life;
5. demionstrate the ability to make estimates fit for purpose.
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SPECIFIC OBJECTIVES: The student should be able to:
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CONTENT |
| 1. |
perform computation using any of the four basic operations with real numbers; |
Addition, multiplication, subtraction and division of whole numbers, fractions and decimals.
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| 2. |
Convert among fractions, percentages and decimals; |
Conversion of fractions to decimals and percentages, conversion of decimals to fractions and percentages, conversion of percentages to decimals and fractions.
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| 3. |
convert from one set of units to another; |
Conversion using conversion scales, converting within the metric scales, 12- hour and 24 hour clock, currency conversion.
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4.
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express a value to a given number of:
(a) significant figures;
(b) decimal places;
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1,2 or 3 significant figures.
1,2, or 3 decimal places.
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| 5. |
write any rational number in standard form; |
Scientific notation.
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| 6. |
calculate any fraction or percentage of a given quantity; |
Calculating fractions and percentages of a whole.
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| 7. |
express one quantity as a fraction or percentage of another; |
Comparing two quatities using fractions and percentages.
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| 8. |
compare two quantities using ratios; |
Ratio and proportion.
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| 9. |
divide a quantity in a given ratio; |
Ratio and proportion.
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| 10. |
solve problems involving:
(a) fractions;
(b) decimals;
(c) percentages
(d) ratio, rates and proportions;
(e) arithmetic mean.
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| Here are our computation tutorials to help you prepare for this section of the CXC math exam. |
Mathematics
Its a pity was really looking forward to see these videos; sure they are good but unfortunately for me, the computer i am using do not show video clips. was hoping to see some flash card or somthing.....