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Some More Questions From Rational Numbers Chapter

Mention the rational numbers that are equal to their reciprocals.

Mention the rational number that is equal to its negative.

Zero has ______ reciprocal.

The numbers ______ and ______ are their own reciprocals.

The reciprocal of –5 is ______.

The reciprocal of 1/x, where x # 0 is

The product of two rational numbers is always a ___________.

The reciprocal of a positive rational number is _________.

Complete the following table:

Numbers	Commutative for
	Addition	Subtraction	Multiplication	Division
Rational numbers	Yes			...
Integers		No
Whole numbers			Yes
Natural numbers				No

Complete the following table:

Numbers	Associative for
	Addition	Subtraction	Multiplication	Division
Rational numbers				No
Integers			Yes
Whole numbers	Yes
Natural numbers		No