They are every number you can possibly get when you divide one positive whole number
by another one, or one negative whole number by another one.
4.5 is rational. Rational numbers are numbers that can be written as a fraction. Irrational numbers cannot be expressed as a fraction.
-5 is an integer and a rational number. Integers can be positive or negative. Rational numbers can be expressed as a fraction of integers.
No. It is rational, AND it is an integer. Integers are the numbers - positive, negative, or zero - which have no decimals.
It is because 6 is one of the rational numbers, which are anything ranging from negative numbers, positive numbers, ratios, fractions and decimals, and repeating decimals.
No. Every integer, whether negative or positive, is rational.
Not necessarily. +sqrt(2) is positive but not rational.
Rational numbers can be negative or positive.
Rational positive numbers
Not at all. The class of "natural" numbers are all positive, but the classes of "real" numbers and "rational" numbers include negative numbers.
Positive numbers can be either rational or irrational.
No; depends on the signs of the rational numbers.
nope. rational numbers must be positive.
Yes, they can.
Most of the time yes, positive or negative whole numbers count as rational numbers. So do positive or negative fractions.
Integers are rational numbers, whether they are positive or negative.