Zero (0) is: - Vidyadip

MCQ

Zero $(0)$ is:

✓
The identity for addition of rational numbers.
B
The identity for subtraction of rational numbers.
C
The identity for multiplication of rational numbers.
D
The identity for division of rational numbers.

✓

Answer

Correct option: A.

The identity for addition of rational numbers.

Zero $(0)$ is the identity for addition of rational numbers.
That means,
If $a$ is a rational number.
Then, $a + 0 = 0 + a = a$
Note: Zero $(0)$ is also the additive identity for integers and whole number as well.

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