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There are infinitely many types.
At the broadest levels, there are integers, fractions and mixed fractions (or mixed numbers)..Another way of dividing them is negative, zero and positive.
Within positive integers there are odds and evens, as well as primes and composites.
Within fractions, there are unit fractions and other fractions.
At more details, there are many, many more types.
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What are the numbers between two rational number?
There are infinitely many rational numbers between any two rational numbers. And the cardinality of irrational numbers between any two rational numbers is even greater.
What is any number that is rational or irrational called?
Any rational or irrational is real. Rational numbers are numbers that can be written as a fraction. Irrational numbers cannot be expressed as a fraction.
Is the difference of any 2 rational numbers a rational number?
Yes it is. Rational numbers are numbers that can be written as a fraction. Irrational numbers cannot be expressed as a fraction.
What type of number is 47?
It is a decimal representation of a negative rational number. It also belongs to any superset that contains the set of negative rational numbers.
How many rational numbers are there between a and b?
There are countably infinite rational numbers between any two numbers.
