One $\left(1\right)$ is

Important Questions on Rational Numbers

EASY

8th CBSE

IMPORTANT

NCERT Exemplar Mathematics - Class 8>Chapter 1 - Rational Numbers>Exercise>Q 9

The additive inverse of $\frac{-7}{19}$ is

EASY

8th CBSE

IMPORTANT

NCERT Exemplar Mathematics - Class 8>Chapter 1 - Rational Numbers>Exercise>Q 10

Multiplicative inverse of a negative rational number is

EASY

8th CBSE

IMPORTANT

NCERT Exemplar Mathematics - Class 8>Chapter 1 - Rational Numbers>Exercise>Q 11

If $x+0=0+x=x,$ which is rational number, then $0$ is called

EASY

8th CBSE

IMPORTANT

NCERT Exemplar Mathematics - Class 8>Chapter 1 - Rational Numbers>Exercise>Q 12

To get the product $1,$ we should multiply $\frac{8}{21}$ by

EASY

8th CBSE

IMPORTANT

NCERT Exemplar Mathematics - Class 8>Chapter 1 - Rational Numbers>Exercise>Q 13

$-(-x)$ is same as

EASY

8th CBSE

IMPORTANT

NCERT Exemplar Mathematics - Class 8>Chapter 1 - Rational Numbers>Exercise>Q 14

The multiplicative inverse of $-1\frac{1}{7}$ is

EASY

8th CBSE

IMPORTANT

NCERT Exemplar Mathematics - Class 8>Chapter 1 - Rational Numbers>Exercise>Q 15

If $x$ be any rational number then $x+0$ is equal to

EASY

8th CBSE

IMPORTANT

NCERT Exemplar Mathematics - Class 8>Chapter 1 - Rational Numbers>Exercise>Q 16

The reciprocal of $1$ is