Every time you think or say a positive, whole, or fractioned, number, you use positive rational numbers. You might say that you are 19 years old; or that yor birthday is on January 5th etc.
Chat with our AI personalities
Not at all. The class of "natural" numbers are all positive, but the classes of "real" numbers and "rational" numbers include negative numbers.
All rational numbers are real numbers.
Rational numbers form a proper subset of real numbers. So all rational numbers are real numbers but all real numbers are not rational.
Everywhere, you say I want one apple, or twocookies; both rational numbers.
Real, rational, integer, whole, prime, positive