APSB - 8 - 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

- Properties of rational numbers for the 4 operations (+, -, 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://scert.telangana.gov.in/sites/default/files/publication/ebooks/8TM_MAT.pdf#page=13 (Telangana Board) (Telugu Medium)

https://drive.google.com/folderview?id=0B0WiysvR2DOlZFo2MFc4RzBweWc&usp=sharing (AP Board) (Telugu Medium)

http://scert.telangana.gov.in/sites/default/files/publication/ebooks/8EM_MAT.pdf#page=13 (Telangana Board) (English Medium)

http://apscert.gov.in/ebookapp/GeneratePdf (AP Board) (English Medium)

[Author - Kripa S]

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

[Author - Kripa S]

http://4.bp.blogspot.com/_6c3ihz9hDWY/TPJsBrhS1JI/AAAAAAAAAAs/4jIhQR7xfYk/s1600/Rational+numbers.png (Rational Numbers)

'https://img.clipartfox.com/4260a4c3b12568c478b2a135136b9bbb_relationship-between-numbers-rational-numbers-definition_500-387.png (examples on 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.

[Author - Deepa Sawlani]

https://drive.google.com/open?id=0BzNF2YyqQxJ-SHhtSlBKdzdzOHM (Answer Key 1)

https://drive.google.com/open?id=0BzNF2YyqQxJ-UnlmU1BjVC1HdDg (Answer Key 2)

https://drive.google.com/open?id=0BzNF2YyqQxJ-TXJQUUlSZVo2dlU (Answer Key 3)

Term'	Transliterated Term	Translated Term
Positive	పోస్టివ్	అనుకూల
Negative	నెగటివ్	ప్రతికూల
Addition	అడిషన్	కూడిక
Subtraction	సబిట్రక్షన్	తీసివేత
Mutiply	మల్టిప్లై	గుణకార
Product	ప్రోడక్ట్	ఉత్పత్తి
Even	ఈవెన్	సరి
Odd	ఆడ్	బేసి
Associativity	అస్సోసియేటివిటీ	అనుబంధ
Distributive	డిస్ట్రిబ్యూటివ్	పంపిణి
Inverse	ఇన్వెర్స్	విలోమం
Reciprocal	రెసిప్రొకల్	పరస్పర
Decimal	డెసిమల్	దశాంశ
Infinite	ఇన్ఫినిటీ	అనంతం
Terminating decimal	ెర్మినాటింగ్ డెసిమల్	ముగింపు దశాంశ
Non terminating decimal	ెర్మినాటింగ్ డెసిమల్	్మినాటింగ్ డెసిమల్

[Author - Deepa Sawlani]

https://drive.google.com/open?id=0BzNF2YyqQxJ-UlBHbFlyTjBKckE (Worksheet 1)

https://drive.google.com/open?id=0BzNF2YyqQxJ-U29LUkdEX0FGVHc (Worksheet 2)

https://drive.google.com/open?id=0BzNF2YyqQxJ-QzAtbHVGbXBEdms (Worksheet 3)

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Anonymous user #1

72 months ago

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To whomsoever concerned, Dear Madam, Sir, I opened the worksheet some distortion in Telugu font was observed. Can you suggest suitable Telugu typing software? I'm using Telugu Indic input 2 Yours

Ramesh Maths 8Th class Gosaveedu.

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Anonymous user #2

68 months ago

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Under Activities tab,please add examples of irrational numbers and non-trivial rational numbers.

Irrational --- pi,e,square root of 3,etc

rational -- 1.345345345.....(infinite sequence)

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