A decimal rational number can be expressed as a fraction
A decimal irrational number can not be expressed as a fraction
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Decimals that terminate or repeat in some fashion are rational, while decimals that expand forever are irrational.
A recurring decimal is a rational number, a non-recurring one may be rational (for example 0.2 = 1/5) or irrational.
They are irrational.
Rational, since it can be expressed as a terminating decimal.
irrational, if it's is not tons of #s after the decimal that means its terrminating irrational