-12 is rational. Rational numbers are numbers that can be written as a fraction. Irrational Numbers cannot be expressed as a fraction.
rational
It is irrational.
12 is the ratio of 12 and 1 ... nice and rational.
Irrational.
The product of a rational and irrational number can be rational if the rational is 0. Otherwise it is always irrational.
It is a rational number
rational
It is a rational number
It is a rational number. An irrational number is a decimal that is infinite and has no repition or pattern.
It is irrational.
12 is the ratio of 12 and 1 ... nice and rational.
Rational.
10.01 is a rational number
Rational
It is a rational number.
The square root of 144 is 12 which is a rational number
It is not an irrational number but is each of the others.