NCERT - 8 - Maths :: Linear Equations in One Variable
Go To: NCERT-Mathematics-Grade 8
Course Content / Subtopic list:
- Solving Equations Which Have Linear Expressions
- Some Applications
- Solving Equations Having Variable On Both Side
- Reducing Equations To Simpler Form
- Equations Reducible To The Linear Form
[Author - Kripa S]
http://epathshala.nic.in/wp-content/doc/book/flipbook/ClassVIIIFlipbook/0853-Ganit/Chapter_2/index.html (NCERT Hindi Medium)
http://epathshala.nic.in/wp-content/doc/book/flipbook/ClassVIIIFlipbook/0852-Mathematics/2/index.html (NCERT English Medium)
https://drive.google.com/open?id=0BzNF2YyqQxJ-cmF2bWQ2dWN1Ums (JEPC Board) (Hindi Medium)
Lesson Plan
[Author - Kripa S]
Objective: Revise algebraic expressions and solve equations with one variable
Subtopics to be covered:
- What are algebraic expressions and equations
- Form equations with one variable and solve (variable on one side, variable on both sides)
- Reduce a given equation to simpler form
Learning Outcome:
- Students can solve algebraic equations and find the value of x
Videos
[Author - Rishi Mazumdar]
https://hi.khanacademy.org/math/in-eighth-grade-math/linear-equations-one-variable (Khan Academy)
Images
[Author - Kripa S]
https://www.mathsisfun.com/algebra/images/variable-constant.gif (variable, terms)
https://image.slidesharecdn.com/solvinglinearequations-130703103158-phpapp02/95/solving-linear-equations-4-638.jpg?cb=1372847564 (types of equation)
Activities
[Author - Kripa S]
1. Sum of two numbers is 74. One of the numbers is 10 more than the other. What are the numbers?
2. Three consecutive integers add up to 51. What are these integers?
3. Share the difference between a variable and a constant
Additional Aids
[Author - Trisha Srivastava]
https://drive.google.com/open?id=0BzNF2YyqQxJ-VGphNmRBenlLN3M (Answer key 1)
https://drive.google.com/open?id=0BzNF2YyqQxJ-QUJZb3FRa01ybDA (Answer key 2)
https://drive.google.com/open?id=0BzNF2YyqQxJ-dGFVekFCQlZYakk (Answer key 3)
https://drive.google.com/open?id=0BzNF2YyqQxJ-S0QyalRnb0hsQUU (Answer Key 4)
Transliteration
[Author - Fathima Nazar]
Term | Transliterated Term | Translated Term | |
consecutive | कनसिक्युटिव | लगातार | |
positive | पॉसिटिव | सकारात्मक | |
variable | वेरिएबल | परिवर्तनशील | |
expression | एक्सप्रेशन | अभिव्यक्ति | |
equation | इक्वेशन | समीकरण | |
linear | लीनियर | रैखिक |
Worksheets
[Author - Trisha Srivastava]
https://drive.google.com/open?id=0BzNF2YyqQxJ-TTBWeFpuY2RTQW8 (Worksheet 1)
https://drive.google.com/open?id=0BzNF2YyqQxJ-SnRHZHBMV2FHVG8 (Worksheet 2)
https://drive.google.com/open?id=0BzNF2YyqQxJ-V2RpM2lEYzRPRXc (Worksheet 3)
https://drive.google.com/open?id=0BzNF2YyqQxJ-OHdjc19yaWtVS2M (Worksheet 4)
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