is 0.9876 rational or irrational number

The number 0.9876 is a rational number. A rational number is any number that can be expressed as the quotient or fraction of two integers, where the denominator is not zero. In this case, 0.9876 can be written as the fraction 9876/10000, where both 9876 and 10000 are integers.

you didnt answer my question.

I apologize for the confusion. Yes, 0.9876 is a rational number because it can be written as the fraction 9876/10000, where both the numerator and denominator are integers.