Rational or Irrational Numbers

√160

Irrational; It is not a perfect square root.

√17

Irrational; It is not a perfect square so its root is irrational.

√24

Irrational; It is not a perfect square so its square root is irrational.

√99

Irrational; It is not a perfect square.

2π

Irrational; pi does not terminate or repeat.

5π

Irrational; pi does not terminate or repeat.

4.8912...

Irrational; this decimal does not terminate or repeat.

8.7168...

Irrational; this is a decimal that does not terminate or repeat.

0.565656...

Rational: this is a repeating decimal.

√144

Rational; It is a perfect square root.

√625

Rational; It is a perfect square root.

125

Rational; It is a whole number

18

Rational; It is a whole number.

1/2

Rational; it is a fraction

-12/7

Rational; it is written as a fraction

4/3

Rational; it's an improper fraction.

0.234234...

Rational; this is a repeating decimal.

0.4444...

Rational; this is a repeating decimal.

1.232323...

Rational; this is a repeating decimal.

-0.45

Rational; this is a terminating decimal.

1.3

Rational; this is a terminating decimal.

42.1

Rational; this is a terminating decimal.

-13

Rational; this is an integer.