Yes, it is. I am in grade 7, so the only number that is not rational that I know of is pi. 3.14159265358979323846… So any number negative or positive.
Chat with our AI personalities
9 is a rational number
It would depend on where you put the parentheses. 7/9 - 9 is a rational number 7/(9-9) is not even a number at all - surely not a rational number.
9 is a rational number
It is a whole number so it is rational.
It is a rational number as 9