5.4 = 5 2/5 = 27/5 so it is a rational number.
It is rational
Rational. Rational. Rational. Rational.
5
Both can be either. For example, 1.4 is a rational decimal. 1.41421356 (...) is the decimal representation for sqrt(2), an irrational. 2/5 is a rational fraction. sqrt(2)/3 is an irrational fraction.
√99 = Square root of 99 = Irrational. Rational # are able to be expressed as the ratio of 2 integers. i.e. √25 = +5 5 = 5/1 = rational Irrational # can not be expressed as a ratio of 2 integers.
It is rational.
You can divide 65 by rationals and irrationals: Divided by a rational: 65 ÷ 13/2 = 10 Divided by an irrational: 65 ÷ √13 = 5√13
-52 is a rational number because it can be expressed as a fraction in the form of -52/1
5 is rational. Rational numbers are numbers that can be written as a fraction. Irrational numbers cannot be expressed as a fraction.
Rational
The difference can be rational or irrational.5 + sqrt(3) and 2 + sqrt(3) are both irrational numbers but their difference is[5 + sqrt(3)] - [2 + sqrt(3)] = 3, which is rational.