EASY
8th CBSE
IMPORTANT
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1 is the only number which is its own reciprocal.

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Important Questions on Rational Numbers

EASY
8th CBSE
IMPORTANT
NCERT Exemplar Mathematics - Class 8>Chapter 1 - Rational Numbers>Exercise>Q 72
–1 is not the reciprocal of any rational number.
EASY
8th CBSE
IMPORTANT
NCERT Exemplar Mathematics - Class 8>Chapter 1 - Rational Numbers>Exercise>Q 73
For any rational number x, x+(-1)=-x
EASY
8th CBSE
IMPORTANT
NCERT Exemplar Mathematics - Class 8>Chapter 1 - Rational Numbers>Exercise>Q 74
For rational numbers x and y, if x<y then x-y is a positive rational number.
EASY
8th CBSE
IMPORTANT
NCERT Exemplar Mathematics - Class 8>Chapter 1 - Rational Numbers>Exercise>Q 75
If x and y are negative rational numbers, then so is x+y.
EASY
8th CBSE
IMPORTANT
NCERT Exemplar Mathematics - Class 8>Chapter 1 - Rational Numbers>Exercise>Q 76
Between any two rational numbers there are exactly ten rational numbers.
EASY
8th CBSE
IMPORTANT
NCERT Exemplar Mathematics - Class 8>Chapter 1 - Rational Numbers>Exercise>Q 77
Rational numbers are closed under addition and multiplication but not under subtraction.
EASY
8th CBSE
IMPORTANT
NCERT Exemplar Mathematics - Class 8>Chapter 1 - Rational Numbers>Exercise>Q 78
Subtraction of rational number is commutative.
EASY
8th CBSE
IMPORTANT
NCERT Exemplar Mathematics - Class 8>Chapter 1 - Rational Numbers>Exercise>Q 79
-34 is smaller than -2.