Sometimes, it depends on if it can be written as a ratio, if it can be a ratio, then it is rational.
Pi is an irrational number
When a decimal can't be expressed as a fraction then it is an irrational number.
A decimal rational number can be expressed as a fraction A decimal irrational number can not be expressed as a fraction
They are irrational.
No, irrational numbers can't be expressed as a terminating decimal.
If it is a terminating or recurring decimal then it is not irrational. If it is an infinite, non-recurring decimal, it is irrational.
A decimal number can be rational or irrational.
Pi is an irrational number
When a decimal can't be expressed as a fraction then it is an irrational number.
A decimal rational number can be expressed as a fraction A decimal irrational number can not be expressed as a fraction
They are irrational.
No, irrational numbers can't be expressed as a terminating decimal.
It is the decimal approximation to the value of the irrational number.
Decimal numbers that can't be expressed as fractions are irrational numbers
All irrational numbers have decimal representations which are non-terminating.
An irrational number has a decimal representation that is non-terminating and non-repeating.
No it is not.