Some real numbers can be expressed as a fraction, others cannot. Those that can be are called rational, and those that can't be are called irrational.
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Yes but it can't be expressed as an exact fraction
The probability of an event is a real number in the interval [0, 1]. It can, therefore, be expressed in any way in which such a number may be expressed: as a fraction, percent, decimal or a ratio.The probability of an event is a real number in the interval [0, 1]. It can, therefore, be expressed in any way in which such a number may be expressed: as a fraction, percent, decimal or a ratio.The probability of an event is a real number in the interval [0, 1]. It can, therefore, be expressed in any way in which such a number may be expressed: as a fraction, percent, decimal or a ratio.The probability of an event is a real number in the interval [0, 1]. It can, therefore, be expressed in any way in which such a number may be expressed: as a fraction, percent, decimal or a ratio.
Rational numbers are numbers that can be written as a fraction. Irrational numbers cannot be expressed as a fraction.
All rationals are real. Rational numbers are numbers that can be written as a fraction. Irrational numbers cannot be expressed as a fraction.
Not all real numbers are rational. Rational numbers are numbers that can be written as a fraction. Irrational numbers cannot be expressed as a fraction.