MHSB - 7 - Maths :: Rational Numbers and operations
Go To:MSCERT-Mathematics-Grade 7
Course Content / Subtopic list:
- Rational Numbers And Numbers Between Rational Numbers
- Decimal Form Of Rational Numbers
- Rules For Simplifying And Expression
Lesson Plan
[Contributor - Kripa S]
Objective: Introduce rational numbers and operations of rational numbers
Subtopics to be covered:
- Define rational numbers
- Add, Subtract, Multiply, Divide rational numbers
- BODMAS on rational numbers for the 4 operations (+, -, x, ÷)
- Decimal representation of rational numbers
Learning Outcome:
- Students can identify a rational number and represent in a decimal form
- Students can solve problems on rational numbers (+, -, x, ÷)
Videos
[Contributor - Kripa S]
https://www.youtube.com/watch?v=9yvtLN_24G0 (Rational numbers - animated, English)
Images
[Contributor - 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)
Activities
[Contributor - 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.
Additional Aids
[Contributor - Niranjan Kadam]
https://drive.google.com/open?id=0BzNF2YyqQxJ-Z2pMTkxFdm9yVGM
Transliteration
[Contributor - Shahnawaz Pathan]
| Term | Transliterated Term | Translated Term | |
| Rational Numbers | रॅशल नंबर्स | परिमेय संख्या | |
| Natural Numbers | नॅचरल नंबर्स | नैसर्गिक संख्या | |
| Integers | इंटीजर्स | पूर्णांक संख्या | |
| Fractions | फ्रॅक्शन्स | अपूर्णांक | |
| Non Zero Integers | नॉन जियो इंटीजर्स | शून्येतर पूर्णांक संख्या | |
| Numerator | न्युमरेटर | अंश | |
| Denominator | डिनॉमिटर | छेद | |
| Multiplcative Inverse | मल्टिप्लिकेटिव इनवर्स | गुणाकार व्यस्त | |
| Product | प्रॉडक्ट | गुणाकार | |
| Charecteristics | कॅरेक्टरिस्टिक्स | विशेषता | |
| Inference | इन्फरंस | निष्कर्ष | |
| Addition | अॅडिशन | बेरीज | |
| Subtraction | सब्ट्रॅकट | वजाबाकी | |
| Multiplication | मल्टिप्लिकेशन | गुणाकार | |
| Division | डिविजन | भागाकार | |
| Numerous | न्युमरस | असंख्य | |
| Quotient | कोशंट | भागाकार | |
| Convert | कन्व्हर्ट | रूपांतर | |
| Consecutive | कन्जेक्युटिव | क्रमवार | |
| Mid Point | मिड पॉइंट | मध्यबिंदू | |
| Line Segment | लाइन सेग्मेंट | रेषाखंड | |
| Innumerable | इन्नयुमरेबल | असंख्य | |
| Decimal form | डेसिमल फॉर्म | दशांशरूप | |
| Terminate | टर्मिनेट | खंडित | |
| Recurring Decimal Form | रिकरिंग डेसिमल फॉर्म | आवर्ती दशांश अपूर्णांक | |
| Expression | एक्सप्रेशन | पदावली | |
| Simplify | सिंप्लिफाय | सोडवा | |
| Bracket | ब्रॅकेट | कंस | |
| Round Bracket | राऊंड ब्रॅकेट | साधा कंस | |
| Square Bracket | स्क्वेयर ब्रॅकेट | चौकटी कंस | |
| Curly Bracket | कर्ली ब्रॅकेट | महिरपी कंस |
Worksheets
[Contributor - Niranjan Kadam]
https://drive.google.com/open?id=0BzNF2YyqQxJ-SkhRT0pLNEY0REk
[Contributor - Rajesh Roby]
https://drive.google.com/open?id=18VglpjRXDLmZAxngJ4nAWDsZG88chjHj (Worksheet 1)
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