NCERT - 7 - Maths :: Rational Numbers
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[Author - Kripa S]
Objective: Introduce rational numbers and properties of rational numbers
Subtopics to be covered:
- Define rational numbers, equivalent rational numbers
- Rational numbers in standard form
- Compare two rational numbers, Number line
- Operations on rational numbers (+, -, x, ÷)
- Additive inverse, Multiplicative inverse of a rational number
Learning Outcome:
- Students can identify the properties of a rational number based on any operation
- Students can solve problems on rational numbers (+, -, x, ÷)
[Author - Kripa S]
http://epathshala.nic.in/wp-content/doc/book/flipbook/Class%20VII/0757-Ganit/Chap-9/index.html (NCERT Hindi Medium)
http://epathshala.nic.in/wp-content/doc/book/flipbook/Class%20VII/0756-Mathematics/Chapter%209/index.html (NCERT English Medium)
https://drive.google.com/open?id=0BzNF2YyqQxJ-b2Q1bWU3dENJQVE (JEPC Board) (Hindi Medium)
[Author - Rishi Mazumdar]
(Source - Smart Learning for All)
https://www.youtube.com/watch?v=9yvtLN_24G0 (English - Rational numbers - animated)
[Author - Kripa S]
http://4.bp.blogspot.com/_6c3ihz9hDWY/TPJsBrhS1JI/AAAAAAAAAAs/4jIhQR7xfYk/s1600/Rational+numbers.png (Rational Numbers)
https://s3-ap-southeast-1.amazonaws.com/learnhive/lcards/Rational-Numbers-5220428eec40a.png (properties of rational numbers)
[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 - Shashank Verma]
https://drive.google.com/open?id=0BzNF2YyqQxJ-Uk03ekR3U05DUUk
| Term' | 'Transliterated Term' | 'Translated Term' |
| Rational numbers | रैशनल नंबर्स | परिमेय संख्याएँ |
| Integers | इंटिगर्स | पूर्णांक |
| Ratio | रेश्यो | अनुपात |
| Numerator | न्यूमरेटर | अंश |
| Denominator | डिनामिनेटर | हर |
| Fractions | फ्रैक्शन्स | भिन्नों |
| Number line | नंबर लाइन | संख्या रेखा |
| Standard form | स्टैण्डर्ड फॉर्म | मानक रूप |
| Common factor | कॉमन फैक्टर | सार्व गुणनखंड |
| Addition | अडिशन | योग |
| Additive inverse | अडिटिव इनवर्स | योज्य प्रतिलोम |
| Subtraction | सब्ट्रैक्शन | व्यवकलन |
| Multiplication | मल्टिप्लिकेशन | गुणन |
| Division | डिविशन | विभाजन |
| Reciprocal | रेसिप्रोकाल | व्युत्क्रमो |
[Contributor - Shashank Verma]
https://drive.google.com/open?id=0BzNF2YyqQxJ-NGhlMWw2MF84a00
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