Difference between revisions of "DSERT - 7 - Maths :: Rational Numbers"

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=Lesson Plan=
 
=Lesson Plan=
  
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[Author - Kripa S]
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[Contributor - Rashmi M S]
  
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Dear Volunteer,
  
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'''Objective:''' Introduce rational numbers and properties of rational numbers
 
  
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'''Subtopics to be covered:'''
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Please find below the detailed lesson plan and PPT for this chapter in the language mentioned against the respective link. While the lesson plan will give an overall flow of the lesson, the PPT will include lesson flow as well as the presentations for the class.
  
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- Define rational numbers
 
  
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- Properties of rational numbers for the 4 operations (+, -, x, ÷)
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'''https://drive.google.com/open?id=1mkTOP8ldVbALD9Mv-hICBXTdQ052QFtL''' (lesson Plan - English)
  
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- Additive inverse, Multiplicative inverse of a rational number
 
  
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'''Learning Outcome:'''
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'''https://drive.google.com/open?id=1Jgpdsu-vpchMyxyFaT2_4ECPm65KFuDd''' (PPT - English)
  
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- Students can identify the properties of a rational number based on any operation
 
  
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- Students can solve problems on rational numbers (+, -, x, ÷)
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You may use the content as it is or download and modify them to suit the students requirements.
  
  
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=Textbook=
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If you feel any major modifications or additions are carried out by you in the form of adding any new activity, presentations, videos etc. we request you to send the modified version to submitcontent@evidyloka.org for enabling upload the modified version.
  
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[Author - Kripa S]
 
  
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The worksheets of the lesson can be accessed from the worksheet tab.
  
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http://ktbs.kar.nic.in/New/website%20textbooks/class7/7th-kannada-maths-1.pdf#page=60 (Kannada Medium)
 
  
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http://ktbs.kar.nic.in/New/website%20textbooks/class7/7th-english-maths-1.pdf#page=62 (English Medium)
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Kindly rate the lesson plan and share your suggestions and comments on the lesson plan in the comments box below. Your valuble suggestions and comments will help us to improve the content.
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=Textbook=
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[Contributor - Rini Jose]
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http://www.ktbs.kar.nic.in/New/website%20textbooks/class7/7th-english-maths-2.pdf#page=23 (English)
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http://www.ktbs.kar.nic.in/New/website%20textbooks/class7/7th-kannada-maths-2.pdf#page=29 (Kannada)
  
  
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https://www.youtube.com/watch?v=9yvtLN_24G0 (Rational numbers - animated, English)
 
https://www.youtube.com/watch?v=9yvtLN_24G0 (Rational numbers - animated, English)
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[Contributor - Rashmi MS]
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Lesson Plan version 1.1 videos
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https://www.youtube.com/watch?v=9yvtLN_24G0  (Rational numbers - animated)
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https://www.youtube.com/watch?v=YVerO8RvBGI (Operations on rational numbers - Addition)
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https://www.youtube.com/watch?v=KFiVWCgYgvs (Operations on rational numbers - Subtraction from 2.40 min)
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https://www.youtube.com/watch?v=C4cwvkQ0V5w (Operations on rational numbers - multiplication and division from 2 min)
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https://www.youtube.com/watch?v=lYEAfRawy0c (Conversion of rational numbers to decimal form)
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https://www.youtube.com/watch?v=WAtWSBF1VJA (Conversion of decimals to rational numbers)
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https://www.youtube.com/watch?v=nG438ApRuEk (Decimal division)
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https://www.youtube.com/watch?v=89hzD_lCkH4 (Conversion of units of measurement)
  
  
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https://s3-ap-southeast-1.amazonaws.com/learnhive/lcards/Rational-Numbers-5220428eec40a.png (properties of rational numbers)
 
https://s3-ap-southeast-1.amazonaws.com/learnhive/lcards/Rational-Numbers-5220428eec40a.png (properties of rational numbers)
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[Contributor - Rashmi MS]
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Lesson Plan version 1.1 images
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http://4.bp.blogspot.com/_6c3ihz9hDWY/TPJsBrhS1JI/AAAAAAAAAAs/4jIhQR7xfYk/s1600/Rational+numbers.png (Rational numbers)
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2. Make a chart of how rational numbers consists of integers, whole numbers, natural numbers.
 
2. Make a chart of how rational numbers consists of integers, whole numbers, natural numbers.
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 +
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[Contributor - Rashmi MS]
 +
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Lesson Plan version 1.1 activities
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1. Make two teams. One team will write a number on the board. The other will identify if it is a rational number.
 +
 +
2. Make a chart of how rational numbers consists of integers, whole numbers, natural numbers.
 +
 +
3. Ask students to try and prove the concept that if p1/q1 and p2/q2 are two equivalent rational numbers, then p1 * q2 = p2 * q1
 +
 +
4. Ask students to come up with 2 rational numbers for addition and subtraction. Ask other students if the numbers can be added/ subtracted directly or is there a need to calculate the LCM.
 +
 +
5. Put some flash cards with different decimal numbers in a box. Ask each student to take one card from it and read the decimal number written in the proper way and to say integer part as well as decimal part in it and to cite the place value of each digit.
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 +
Class assistant to help with the task.
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6. Divide the students into groups. Give them one or two small objects each, like chalk, a ruler, a book, paper etc. and ask them the unit of measurement best suited for each. Class assistant to help in performing the task.
  
  
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https://drive.google.com/open?id=0BzNF2YyqQxJ-Mnh2S3dIY3U5alE (Answer Key 2)
 
https://drive.google.com/open?id=0BzNF2YyqQxJ-Mnh2S3dIY3U5alE (Answer Key 2)
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[Contributor - Rashmi MS]
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Lesson Plan version 1.1 PPT
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https://drive.google.com/open?id=1Jgpdsu-vpchMyxyFaT2_4ECPm65KFuDd
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=Transliteration=
 
=Transliteration=
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{| class="wikitable"  
 
{| class="wikitable"  
 
|'''Term''' || '''Transliterated Term''' || '''Translated Term'''
 
|'''Term''' || '''Transliterated Term''' || '''Translated Term'''
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|-
 
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|Rational Numbers || ರಾಷನಲ್ ನಂಬರ್ಸ್ || ಭಾಗಲಬ್ಧ ಸಂಖ್ಯೆಗಳು
 
−
|-
 
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|Set || ಸೆಟ್ || ಗಣ
 
−
|-
 
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|Standard Form (Simplest Form) || ಸ್ಟ್ಯಾಂಡರ್ಡ್ ಫಾರ್ಮ್ (ಸಿಂಪ್ಲೆಸ್ಟ್ ಫಾರ್ಮ್) || ಆದರ್ಶ ರೂಪ (ಸಂಕ್ಷಿಪ್ತ ರೂಪ)
 
−
|-
 
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|Positive Rational Number || ಪಾಸಿಟಿವ್ ರಾಷನಲ್ ನಂಬರ್ || ಧನ ಭಾಗಲಬ್ಧ ಸಂಖ್ಯೆ
 
−
|-
 
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|Negative Rational Number || ನೆಗೆಟಿವ್ ರಾಷನಲ್ ನಂಬರ್ || ಋಣ ಭಾಗಲಬ್ಧ ಸಂಖ್ಯೆ
 
−
|-
 
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|Multiplicative Inverse || ಮಲ್ಟಿಪ್ಲಿಕೇಟಿವ್ ಇನ್ವರ್ಸ್ || ಗುಣಾಕಾರದ ವಿಲೋಮ
 
−
|-
 
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|Additive Inverse || ಅಡ್ಡಿಟಿವ್ ಇನ್ವರ್ಸ್ || ಸಂಕಲನದ ವಿಲೋಮ
 
−
|-
 
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|Decimal || ಡೆಸಿಮಲ್ || ದಶಮಾಂಶ
 
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|-
 
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|Terminating Decimal || ಟರ್ಮಿನೇಟಿಂಗ್ ಡೆಸಿಮಲ್ || ಕೊನೆಗೊಳ್ಳುವ ದಶಮಾಂಶ
 
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|-
 
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|Repeating / Recurring Decimal || ರಿಪೀಟಿಂಗ್ / ರಿಕರಿಂಗ್ ಡೆಸಿಮಲ್ || ಪುನರಾವರ್ತ ದಶಮಾಂಶ
 
−
|-
 
−
 
−
|}
 
−
{| class="wikitable"
 
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|'''''Term'''''' || ''''''Transliterated Term'''''' || ''''''Translated Term''''''
 
 
|-
 
|-
 
|Rational Numbers || ರಾಷನಲ್ ನಂಬರ್ಸ್ || ಭಾಗಲಬ್ಧ ಸಂಖ್ಯೆಗಳು
 
|Rational Numbers || ರಾಷನಲ್ ನಂಬರ್ಸ್ || ಭಾಗಲಬ್ಧ ಸಂಖ್ಯೆಗಳು

Revision as of 11:09, 13 December 2017

Go To: DSERT-Mathematics-Grade 7

[edit]

[Contributor - Rashmi M S]

Dear Volunteer,


Please find below the detailed lesson plan and PPT for this chapter in the language mentioned against the respective link. While the lesson plan will give an overall flow of the lesson, the PPT will include lesson flow as well as the presentations for the class.


https://drive.google.com/open?id=1mkTOP8ldVbALD9Mv-hICBXTdQ052QFtL (lesson Plan - English)


https://drive.google.com/open?id=1Jgpdsu-vpchMyxyFaT2_4ECPm65KFuDd (PPT - English)


You may use the content as it is or download and modify them to suit the students requirements.


If you feel any major modifications or additions are carried out by you in the form of adding any new activity, presentations, videos etc. we request you to send the modified version to submitcontent@evidyloka.org for enabling upload the modified version.


The worksheets of the lesson can be accessed from the worksheet tab.


Kindly rate the lesson plan and share your suggestions and comments on the lesson plan in the comments box below. Your valuble suggestions and comments will help us to improve the content.


[Author - Kripa S]


https://www.youtube.com/watch?v=9yvtLN_24G0 (Rational numbers - animated, English)


[Contributor - Rashmi MS]

Lesson Plan version 1.1 videos

https://www.youtube.com/watch?v=9yvtLN_24G0 (Rational numbers - animated)

https://www.youtube.com/watch?v=YVerO8RvBGI (Operations on rational numbers - Addition) 

https://www.youtube.com/watch?v=KFiVWCgYgvs (Operations on rational numbers - Subtraction from 2.40 min)

https://www.youtube.com/watch?v=C4cwvkQ0V5w (Operations on rational numbers - multiplication and division from 2 min)

https://www.youtube.com/watch?v=lYEAfRawy0c (Conversion of rational numbers to decimal form)

https://www.youtube.com/watch?v=WAtWSBF1VJA (Conversion of decimals to rational numbers)

https://www.youtube.com/watch?v=nG438ApRuEk (Decimal division)

https://www.youtube.com/watch?v=89hzD_lCkH4 (Conversion of units of measurement)


[Author - Kripa S]


1. Make two teams. One team will write a number on board, and other team will guess whether it is a rational number or not.

2. Make a chart of how rational numbers consists of integers, whole numbers, natural numbers.


[Contributor - Rashmi MS]

Lesson Plan version 1.1 activities

1. Make two teams. One team will write a number on the board. The other will identify if it is a rational number.

2. Make a chart of how rational numbers consists of integers, whole numbers, natural numbers.

3. Ask students to try and prove the concept that if p1/q1 and p2/q2 are two equivalent rational numbers, then p1 * q2 = p2 * q1

4. Ask students to come up with 2 rational numbers for addition and subtraction. Ask other students if the numbers can be added/ subtracted directly or is there a need to calculate the LCM.

5. Put some flash cards with different decimal numbers in a box. Ask each student to take one card from it and read the decimal number written in the proper way and to say integer part as well as decimal part in it and to cite the place value of each digit.

Class assistant to help with the task.

6. Divide the students into groups. Give them one or two small objects each, like chalk, a ruler, a book, paper etc. and ask them the unit of measurement best suited for each. Class assistant to help in performing the task.


[Contributor - Apoorva Ramachandra]

Term Transliterated Term Translated Term
Rational Numbers ರಾಷನಲ್ ನಂಬರ್ಸ್ ಭಾಗಲಬ್ಧ ಸಂಖ್ಯೆಗಳು
Set ಸೆಟ್ ಗಣ
Standard Form (Simplest Form) ಸ್ಟ್ಯಾಂಡರ್ಡ್ ಫಾರ್ಮ್ (ಸಿಂಪ್ಲೆಸ್ಟ್ ಫಾರ್ಮ್) ಆದರ್ಶ ರೂಪ (ಸಂಕ್ಷಿಪ್ತ ರೂಪ)
Positive Rational Number ಪಾಸಿಟಿವ್ ರಾಷನಲ್ ನಂಬರ್ ಧನ ಭಾಗಲಬ್ಧ ಸಂಖ್ಯೆ
Negative Rational Number ನೆಗೆಟಿವ್ ರಾಷನಲ್ ನಂಬರ್ ಋಣ ಭಾಗಲಬ್ಧ ಸಂಖ್ಯೆ
Multiplicative Inverse ಮಲ್ಟಿಪ್ಲಿಕೇಟಿವ್ ಇನ್ವರ್ಸ್ ಗುಣಾಕಾರದ ವಿಲೋಮ
Additive Inverse ಅಡ್ಡಿಟಿವ್ ಇನ್ವರ್ಸ್ ಸಂಕಲನದ ವಿಲೋಮ
Decimal ಡೆಸಿಮಲ್ ದಶಮಾಂಶ
Terminating Decimal ಟರ್ಮಿನೇಟಿಂಗ್ ಡೆಸಿಮಲ್ ಕೊನೆಗೊಳ್ಳುವ ದಶಮಾಂಶ
Repeating / Recurring Decimal ರಿಪೀಟಿಂಗ್ / ರಿಕರಿಂಗ್ ಡೆಸಿಮಲ್ ಪುನರಾವರ್ತ ದಶಮಾಂಶ
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