CBSE CLASS 7 Math Chapter 9: Rational Numbers - Fill In the Blanks

Fill In The Blanks :-

Q1) 2/3 and -5/4 are Rational numbers.

Q2) The Additive inverse of a/f is -a/f .

Q3) The addition and multiplication of whole numbers, integers and rational numbers is Commutative .

Q4) Since, 1/0 is not defined, hence 0 is not Rational number .

Q5) Reciprocal is also known as multiplicative Inverse .

Q6) The number line extends Indefinitely on both the sides.

Q7) The Addition of two integers may not lead to the formation of another integer.

Q8) The multiplication of a number by its reciprocal gives One .

Q9) There are Unlimited numbers of rational numbers between two integers.

Q10) The multiplication of rational numbers is Associative , commutative and Distributive .

Q11) The addition and Multiplication of two whole numbers lead to the formation of another whole number.

Q12) All the positive integers excluding 0 are known as Natural numbers.

Q13) For any rational number a; a ÷ 0 is Not Defined .

Q14) Rational numbers can be represented on a Number line.

Q15) The rational number 0 (Zero) is neither positive nor negative.

Q16) There are Unlimited number of rational numbers between two rational numbers.

Q17) -3/8 is a Negative rational number.

Q18) 1 is a Positive rational number.

Q19) The standard form of -8/-36 is 2/7 .

Q20) The standard form of 18/-24 is -3/4 .

Q21) On a number line, -1/2 is to the Left of zero (0).

Q22) On a number line, 4/3 is to the Right of zero (0).

Q23) Additive inverse of 2/3 is -2/3 .

Q24) The reciprocal of 0 (zero) does not exist.

Q25) The reciprocal of 1 is 1 .

Q26) The standard form of rational number –1 is -1 .

Q27) Two rational numbers are said to be equivalent or equal, if they have the same Simplest/Standard form

Q28) If p/q is a rational number, then q cannot be 0 (zero) .

Q29) If p and q are positive integers, then p/q is a Positive rational number and p/ - q is a Negative rational number

Q30) – 1/2 is Smaller than 1/5.

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