CBSE Important Questions of Rational Numbers | Zigya

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 Multiple Choice QuestionsShort Answer Type

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1.

Fill in the blanks in the following table:

Numbers

Closed under

 

Addition

Subtraction

Multiplication

Division

Rational numbers

Yes

Yes

 

No

Integers

 

Yes

 

No

Whole numbers

...

 

Yes

 

Natural numbers

 

No

   
   
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2.

Complete the following table:

Numbers

Commutative for

 

Addition

Subtraction

Multiplication

Division

Rational numbers

Yes

   

...

Integers

 

No

   

Whole numbers

   

Yes

 

Natural numbers

     

No

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3.

Complete the following table:

Numbers

Associative for

 

Addition

Subtraction

Multiplication

Division

Rational numbers

     

No

Integers

   

Yes

 

Whole numbers

Yes

     

Natural numbers

 

No

 
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4.

If a property holds for rational numbers, will it also hold for integers? For whole Numbers? Which will? Which will not?

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 Multiple Choice QuestionsOne Word Answers

5.

Mention the rational number that does not have reciprocal.

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6.

Mention the rational numbers that are equal to their reciprocals.

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7.

Mention the rational number that is equal to its negative.

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 Multiple Choice QuestionsFill In the Blanks

8.

Zero has ______ reciprocal.

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9.

The numbers ______ and ______ are their own reciprocals.

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10.

The reciprocal of –5 is ______.

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