Irrational.
-12 is rational. Rational numbers are numbers that can be written as a fraction. Irrational numbers cannot be expressed as a fraction.
rational
rational
12 is the ratio of 12 and 1 ... nice and rational.
4.6 is rational.
It is a rational number
-18
rational
the answer is 4 is a rational number
3/12 = 1/4 = 0.25, which terminates, so it is a rational number.
Irrational.
-12 is rational. Rational numbers are numbers that can be written as a fraction. Irrational numbers cannot be expressed as a fraction.
rational
rational
12 is the ratio of 12 and 1 ... nice and rational.
It is a rational number