APSB - 8 - Maths :: Comparing Quantities using proportion
Go To: APSB-Mathematics-Grade 8
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[Author - Kripa S]
Objective: To revise ratio, percentage and their applications
Subtopics to be covered:
- Ratio, Percentage and their conversion
- Profit, Loss, Discount
- Compound Interest
Learning Outcome:
- Students can convert ratio to percentage and solve sums
- Students can solve problems based on percentage (example - Profit, Loss, Discount, SP, CP)
[Author - Kripa S]
http://scert.telangana.gov.in/sites/default/files/publication/ebooks/8TM_MAT.pdf#page=108 (Telangana Board) (Telugu Medium)
https://drive.google.com/folderview?id=0B0WiysvR2DOlZFo2MFc4RzBweWc&usp=sharing (AP Board) (Telugu Medium)
http://scert.telangana.gov.in/sites/default/files/publication/ebooks/8EM_MAT.pdf#page=108 (Telangana Board) (English Medium)
http://apscert.gov.in/ebookapp/GeneratePdf (AP Board) (English Medium)
[Author - Kripa S]
http://study.com/cimages/videopreview/4qfs3doxw6.jpg (what is ratio)
http://www.edpax.com/media/managed/large/ratio_proportion_2nd_41.png (ratio example 1)
http://www.rpdp.net/mathdictionary/english/vmd/images/e/equivalentratios.gif (ratio example 2)
https://encrypted-tbn0.gstatic.com/images?q=tbn:ANd9GcTHyX4m1veFeiPuZymoJGrmR8_G1Hi8qZKBzfUE66geuwYD0ry0 (proportion example 1)
https://image.pbs.org/poster_images/assets/PROPORTION.jpg.resize.710x399.jpg (proportion example 2)
https://www.mathsisfun.com/algebra/images/proportion-1a.gif (proportion with numbers)
http://images.tutorvista.com/cms/images/113/equivalent-ratios.png (equivalent ratio)
https://qrfellows.files.wordpress.com/2013/11/139202.jpg (percentage in daily use)
https://media.gcflearnfree.org/ctassets/topics/231/half-measuring-cup3.png (conversion of fraction to percentage)
[Contributors - Shiyamali, Stuti Shah]
1. https://drive.google.com/open?id=0BzNF2YyqQxJ-amZmQms4NlBXV3c (Activity 1)
2. https://drive.google.com/open?id=0BzNF2YyqQxJ-OWZxTzd3WWxhVkE (Activity 2)
3. Ask them to measure the height of their friend. How many times bigger is their height than their friend's?
[Contributor - Bommireddy Meghana]
https://drive.google.com/open?id=0BzNF2YyqQxJ-QjU1UXhqeG5EY0U
| Term" | "Transliterated Term' | 'Translated Term' |
| Comparing | కంపేరింగ్ | పోల్చుట |
| Quantities | క్వాంటిటీస్ | రాశులు |
| Proportion | ప్రొపోర్షన్ | అనుపాతము |
| Ratio | రేషిఓ | నిష్పత్తి |
| Percentage | పర్సెంటేజ్ | శాతం |
| Ordered | ఆర్డర్డ్ | క్రమానుగత |
| Compound Ratio | కాంపౌండ్ రేషిఓ | బహుళ నిష్పత్తి |
| Antecedent | యాంటిసిడెంట్ | పూర్వ పదం |
| Consequent | కాన్సిక్వెంట్ | పర పదం |
| Discount | డిస్కౌంట్ | రుసుము |
| Marked Price | మార్క్డ్ ప్రైస్ | ప్రకటన ధర |
| Estimation | ఎస్టిమేషన్ | అంచనా |
| Sales Tax | సేల్స్ టాక్స్ | అమ్మకపు పన్ను |
| Value Added | వాల్యు యాడెడ్ | విలువ ఆధారిత |
| Compound Interest | కాంపౌండ్ ఇంట్రెస్ట్ | చక్ర వడ్డీ |
| Conversion Period | కన్వెర్షన్ పీరియడ్ | తిరిగి కట్టెడి కాలవ్యవధి |
| Golden Ratio | గోల్డెన్ రేషిఓ | గోల్డెన్ రేషియో |
[Contributor - Bommireddy Meghana]
https://drive.google.com/open?id=0BzNF2YyqQxJ-UWJyM0wyeWhGbkU
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