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| WK | LSN | TOPIC | SUB-TOPIC | OBJECTIVES | T/L ACTIVITIES | T/L AIDS | REFERENCE | REMARKS |
|---|---|---|---|---|---|---|---|---|
| 6 | 1 |
Approximations and Errors
|
Computing using calculators
Computing using calculators Approximation |
By the end of the lesson, the learner should be able to:
Solve basic operations using calculators Approximate values by rounding off Approximate values by truncation |
Discussions
Solving Demonstrating Explaining |
Calculators
|
KLB Mathematics
Book Three Pg 24-26 |
|
| 6 | 2 |
Approximations and Errors
|
Estimation
Accuracy and errors Percentage error Rounding off error and truncation error Propagation of errors Propagation of errors Propagation of errors Propagation of errors |
By the end of the lesson, the learner should be able to:
Approximate values by estimation Find the absolute error Find the relative error Find the percentage error of a given value Find the rounding off error Find the truncation error Find the propagation of errors in addition and subtraction Find the propagation of errors in multiplication |
Discussions
Solving Demonstrating Explaining |
Calculators
|
KLB Mathematics
Book Three Pg 30 |
|
| 6 | 3 |
Approximations and Errors
Trigonometry (II) Trigonometry (II) Trigonometry (II) Trigonometry (II) |
Propagation of errors
Propagation of errors Word problems The unit circle The unit circle Trigonometric ratios of angles greater than 900 Trigonometric ratios of angles greater than 900 |
By the end of the lesson, the learner should be able to:
Find the propagation of errors in division Find the propagation of errors of a word problem Draw the unit circle Solve problems using the unit circle Find the trigonometric values of angles |
Discussions
Solving Demonstrating Explaining |
Calculators
Calculators Protractor Ruler Pair of compasses |
KLB Mathematics
Book Three Pg 37-38 |
|
| 6 | 4-5 |
Trigonometry (II)
Trigonometry (II) Surds Surds Surds Surds |
Trigonometric ratios of negative angles
Trigonometric ratios of angles greater than 3600 Use of mathematical tables Use of mathematical tables Use of calculators Radian measure Simple trigonometric graphs Graphs of cosines Graphs of tan The sine rule Cosine rule Problem solving Rational and irrational numbers Surds Addition of surds Subtraction of surds |
By the end of the lesson, the learner should be able to:
Find the trigonometric values of negative angles Find the trigonometric values of angles greater than 3600 Use mathematical tables to find sine and cosine Use mathematical tables to find tan Use calculators to find sine, cosine and tan Convert degrees to radians and vice versa Draw tables for sine of values Draw graphs of sine functions Draw tables for cosine of values Draw graphs of cosine functions Draw tables for tan of values Draw graphs of tan functions State the sine rule Use sine rule to find solution of triangles Solve problems on cosines, sines and tan Classify numbers as rational and irrational numbers State the order of surds Simplify surds Add surds Subtract surds |
Discussions
Solving Demonstrating Explaining |
geo boards & graph books
mathematical tables calculators Calculators Calculators Calculators |
KLB Mathematics
Book Three Pg 48-49 KLB Mathematics Book Three Pg 64-65 |
|
| 6 | 6 |
Surds
Further Logarithms Further Logarithms Further Logarithms |
Multiplication of surds
Division of surds Rationalizing the denominator Solving problem Introduction Laws of logarithms Laws of logarithms |
By the end of the lesson, the learner should be able to:
Multiply surds Divide surds Rationalize the denominator Solve problems on surds Use calculators to find the logarithm of numbers State the laws of logarithms Use laws of logarithms to solve problems |
Discussions
Solving Demonstrating Explaining |
Calculators
|
KLB Mathematics
Book Three Pg 80-82 |
|
| 6 | 7 |
Further Logarithms
Commercial arithmetic Commercial arithmetic Commercial arithmetic Commercial arithmetic Commercial arithmetic |
Logarithmic equations and expressions
Logarithmic equations and expressions Further computation using logarithms Further computation using logarithms Further computation using logarithms Problem solving Problem solving Simple interest Compound interest Appreciation Depreciation Hire purchase |
By the end of the lesson, the learner should be able to:
Solve the logarithmic equations and expressions Solve problems involving logarithms Calculate simple interest Calculate the compound interest Calculate the appreciation value of items Calculate the depreciation value of items Find the hire purchase |
Discussions
Solving Demonstrating Explaining Discussions Solving Explaining |
Calculators
,calculator |
KLB Mathematics
Book Three Pg 93-95 |
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