Recent Changes

Direct Proportion and Inverse Proportion
Subject: Mathematics
Topic: SimpleSimple Ratio
Sub-topic: InverseInverse Proportion
Grade: 9
Date: 1617 February, 2011
General Objective: By the end of the end of the lesson, the student should be: Knowledgeable of inverse proportion;
Specific Objectives: By the end of the lesson student should be able to:

Definition and Explanation
http://www.cimt.plymouth.ac.uk/projects/mepres/book8/bk8i7/bk8_7i2.htm
http://www.emathematics.net/porcentajes1.php?p=&d=&tp=3
Examples and Videos
http://www.onlinemathlearning.com/proportion-problems.html

directDirect Proportion and Inverse Proportion
Subject: Mathematics
Topic: Simple Ratio
Sub-topic: Inverse Proportion
Grade: 9
Date: 16 February, 2011
General Objective: By the end of the end of the lesson, the student should be: Knowledgeable of inverse proportion;
Specific Objectives: By the end of the lesson student should be able to:
Explain when a proportion is said to be ‘inverse‘
Perform inverse proportion calculation;
Instructional
Materials: Chart, worksheet and stop watch
Methodology: Questioning and Guided Discovery.
Previous Knowledge: Students should already know:
What is meant by inverse?
How to solve direct proportional problems;
Definition and Explanation
http://www.cimt.plymouth.ac.uk/projects/mepres/book8/bk8i7/bk8_7i2.htm
Examples and Videos
http://www.onlinemathlearning.com/proportion-problems.html

direct proportion
http://www.cimt.plymouth.ac.uk/projects/mepres/book8/bk8i7/bk8_7i2.htm
http://www.onlinemathlearning.com/proportion-problems.html

direct proportion
http://www.cimt.plymouth.ac.uk/projects/mepres/book8/bk8i7/bk8_7i2.htm

direct proportion

lesson one
Subject: Mathematics
Topic: Ratio and Proportion
Sub-topic: Simplifying and Exploring ratios
Grade: nine
Date: 08/02/2011
General Objectives: By the end of the end of the lesson, the student should understand and use the concepts of ratio and Proportion
Specific Objective: By the end of the lesson students should be able to:
· define the terms ratio and proprotion
· Solve given ratio problems
· follow simple instructions
· work cooperatively in pairs and groups
Instructional Materials: Computer lab, computers, internet
Methodology/Strategy: Discussion, Demonstration, Co operative Learning, Exposition
definition and explanations: ratio: http://www.mathleague.com/help/ratio/ratio.htm
proportion: http://www.homeschoolmath.net/teaching/proportions.php
video:
http://www.mathplayground.com/howto_ratiowordproblems.html
Working with ratios:
http://www.bbc.co.uk/skillswise/numbers/wholenumbers/ratioandproportion/ratio/game.shtml
http://www.bbc.co.uk/skillswise/numbers/wholenumbers/ratioandproportion/ratio/quiz.shtml
http://www.mathslice.com/ratios_ws.php
http://www.quia.com/rr/35675.html?AP_rand=2121330884

Subject: Mathematics
Topic: Ratio and Proportion
Sub-topic: Simplifying and Exploring ratios
Grade: nine
Date: 08/02/2011
General Objectives: By the end of the end of the lesson, the student should understand and use the concepts of ratio and Proportion
Specific Objective: By the end of the lesson students should be able to:
· define the terms ratio and proprotion
· Solve given ratio problems
· follow simple instructions
· work cooperatively in pairs and groups
Instructional Materials: Computer lab, computers, internet
Methodology/Strategy: Discussion, Demonstration, Co operative Learning, Exposition
definition and explanations: ratio: http://www.mathleague.com/help/ratio/ratio.htm
proportion: http://www.homeschoolmath.net/teaching/proportions.php
video:
http://www.mathplayground.com/howto_ratiowordproblems.html
Working with ratios:
http://www.bbc.co.uk/skillswise/numbers/wholenumbers/ratioandproportion/ratio/game.shtml
http://www.bbc.co.uk/skillswise/numbers/wholenumbers/ratioandproportion/ratio/quiz.shtml
http://www.mathslice.com/ratios_ws.php
http://www.quia.com/rr/35675.html?AP_rand=2121330884
lesson one