By finding the difference of them
Yes.
All rational numbers are fractional but all fractional numbers are not rational. For example, pi/2 is fractional but not rational.
Yes.
Their count. Two in the first case, one in the second.
By finding the difference of them
no
Yes.
Yes, it is.
All rational numbers are fractional but all fractional numbers are not rational. For example, pi/2 is fractional but not rational.
Yes.
Rational numbers are numbers that can be written as a fraction. Irrational numbers cannot be expressed as a fraction.
No.
Their count. Two in the first case, one in the second.
Rational numbers are numbers that can be written as a fraction. Real numbers are any number, including irrationals.
-- There's an infinite number of rational numbers. -- There's an infinite number of irrational numbers. -- There are more irrational numbers than rational numbers. -- The difference between the number of irrational numbers and the number of rational numbers is infinite.
There are no consecutive rational numbers. Between any two rational numbers there are an infinity of rational numbers.