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From Karnataka Open Educational Resources
Squares, Square- Roots, Cubes And Cube- Roots (view source)
Revision as of 08:28, 23 June 2022
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[http://www.karnatakaeducation.org.in/KOER/en/index.php/Mathematics:_History The Story of Mathematics]
[http://www.karnatakaeducation.org.in/KOER/en/index.php/Mathematics:_History The Story of Mathematics]
|style=" width:10%; border:none; border-radius:5px;box-shadow: 10px 10px 10px #888888; background:#f9f9ff; vertical-align:middle; text-align:center; "|[http://www.karnatakaeducation.org.in/KOER/en/index.php/Mathematics:_Philosophy Philosophy of Mathematics]
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[http://www.karnatakaeducation.org.in/KOER/en/index.php/Mathematics:_Pedagogy Teaching of Mathematics]
[http://www.karnatakaeducation.org.in/KOER/en/index.php/Mathematics:_Pedagogy Teaching of Mathematics]
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[http://www.karnatakaeducation.org.in/KOER/en/index.php/Maths:_Curriculum_and_Syllabus Curriculum and Syllabus]
[http://www.karnatakaeducation.org.in/KOER/en/index.php/Maths:_Curriculum_and_Syllabus Curriculum and Syllabus]
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[http://www.karnatakaeducation.org.in/KOER/en/index.php/Mathematics:_Topics Topics in School Mathematics]
[http://www.karnatakaeducation.org.in/KOER/en/index.php/Mathematics:_Topics Topics in School Mathematics]
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[http://www.karnatakaeducation.org.in/KOER/en/index.php/Text_Books#Mathematics_-_Textbooks Textbooks]
[http://www.karnatakaeducation.org.in/KOER/en/index.php/Text_Books#Mathematics_-_Textbooks Textbooks]
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[http://www.karnatakaeducation.org.in/KOER/en/index.php/Maths:_Question_Papers Question Bank]
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While creating a resource page, please click here for a resource creation [http://karnatakaeducation.org.in/KOER/en/index.php/Resource_Creation_Checklist '''checklist'''].
While creating a resource page, please click here for a resource creation [http://karnatakaeducation.org.in/KOER/en/index.php/Resource_Creation_Checklist '''checklist'''].
= Concept Map =
== Concept Map ==
__FORCETOC__
__FORCETOC__
= Textbook =
[[File:square,square root, cube, and cube roots.mm|Flash]]
== Textbook ==
Please click here for Karnataka and other text books.
Please click here for Karnataka and other text books.
=Additional Information=
==Additional Information==
==Useful websites==
This video is related to square and square roots and introduction to cube roots, cube root of negative numbers and cube root of non perfect cube simultaneously.
==Reference Books==
{{#widget:YouTube|id=Ymcf14wC9Ck}}
{{#widget:YouTube|id=87_qIofPwhg}}
{{#widget:YouTube|id=DKh16Th8x6o}}
{{#widget:YouTube|id=8y7xP4zz0UY}}
=== Resources ===
==== Resource Title ====
[http://www.learnalberta.ca/content/mejhm/index.html?l=0&ID1=AB.MATH.JR.NUMB&ID2=AB.MATH.JR.NUMB.SQUA Square Roots]
===Useful websites===
# To get the information about square and square root [https://www.mathsisfun.com/square-root.html click here]
# To know more about square and square root [http://www.math.com/school/subject1/lessons/S1U1L9GL.html click here]
===Reference Books===
== Teaching Outlines ==
= Teaching Outlines =
==Concept 1: Square Root==
Suppose N is a natural number such that N= . The number m is called square root of N we have =mxm or =-mx-m. Thus has 2 square roots, m and -m. Example 9= or .Thus both 3 and -3 are
===Learning objectives===
===Learning objectives===
===Notes for teachers===
===Notes for teachers===
==Concept #==
==Concept 2: '''''Perfect square-numbers'''''==
===Learning objectives===
===Learning objectives===
# The students should understand that a perfect square number is the product obtained by multiplying same number with same sign twice.
# Recognizing perfect square-numbers in a given group of numbers
# perfect square-number patterns
# differentiating between perfect square-numbers & other numbers.
===Notes for teachers===
===Notes for teachers===
Patterns & games of perfect square-number may be given to students
===Activities===
===Activities===
#Activity No #1 '''Concept Name - Activity No.'''
#Activity No #1 Patterns & games of perfect square-number may be given to students '''- [[Perfect Square- Activity 1|Activity No1]]'''
#Activity No #2 '''Concept Name - Activity No.'''
#Activity No #2 '''Concept Name - Activity No.'''
=Assessment activities for CCE=
== Concept 3: SQUARE ROOT OF A NUMBER ==
=== Learning objectives ===
# Understanding the geometric meaning of square root.
# Finding square root of a perfect square number by prime factorization.
# Finding square root of a number by division method.
# Finding square root of a decimal number.
=== Notes for teachers ===
=== Activities ===
# Activity No #1: Activity on square and square roots by exploring the relationship between area of a square and its side length- '''[[Relationship between Area of a square and its Sidelength- Activity 1|Activity 1]]'''
# Activity No #2 ;Finding square of one digit number '''- Activity No.2.''' [https://karnatakaeducation.org.in/KOER/en/index.php/Finding_Squares_of_one_digit Refer this link]
==Assessment activities for CCE==
== Hints for difficult problems ==
= Hints for difficult problems =
== Project Ideas ==
= Project Ideas =
== Math Fun ==
[[Category:Class 8]]
[[Category:Operations on Numbers]]
