# Is four fifths a real number?

## Is four fifths a real number?

FOUR FIFTHS The fraction that represents the real number 0.8; ⅘ .

Is four ninths a rational number?

The number 4/9 is a rational number. It is a ratio, or fraction, made up of two integers, 4 and 9.

Is 18n a rational number?

The number 18 is a rational number. Rational numbers are those that result when one integer is divided by another.

### Is 4’11 a rational or irrational number?

(4) Repeating Decimals: (13 / 3) = 4.333….., (4 / 11) = . 363636…… Typical examples of irrational numbers are the numbers p and e, as well as the principal roots of rational numbers.

Is the square root of 5 4 a rational number?

The fraction 5/4 is a rational number. A rational number is a number that can be expressed as a fraction of two integers.

How can you identify a rational number?

A rational number is a number that can be written as a ratio. That means it can be written as a fraction, in which both the numerator (the number on top) and the denominator (the number on the bottom) are whole numbers. The number 8 is a rational number because it can be written as the fraction 8/1.

#### How do you know if a number is rational?

To decide if an integer is a rational number, we try to write it as a ratio of two integers. An easy way to do this is to write it as a fraction with denominator one. Since any integer can be written as the ratio of two integers, all integers are rational numbers.

Is the number 4 irrational?

4 is not an irrational number because it can be expressed as the quotient of two integers: 4 ÷ 1.

Is 18rational or irrational?

Is 18 rational or irrational? The number 18 is a rational number. Rational numbers are those that result when one integer is divided by another.

## What is 4/5 as a rational number?

The fraction 4/5 is a rational number. Rational numbers result when one integer is divided by another. Both 4 and 5 are integers, which is another… See full answer below. Become a Study.com member to unlock this answer! The fraction 4/5 is a rational number. Rational numbers result when one integer is divided by…

What is the four-fifths rule?

The four-fifths rule prescribes that a selection rate for any group (classified by race, orientation or ethnicity) that is less than four-fifths of that for the group with the highest rate constitutes evidence of adverse impact (also called ‘disparate impact’), that is, discriminatory effects on a protected group.

What is an example of a rational number?

1.5 is a rational number because 1.5 = 3/2 (3 and 2 are both integers) Most numbers we use in everyday life are Rational Numbers. Here are some more examples: Number. As a Fraction.

### What are the rational numbers between ¼ and ¾?

The rational numbers ¼ and ¾ have the same denominators. It is not possible to write 10 rational numbers between ¼ and ¾ . So, the numerator and denominator of both the rational numbers are multiplied by 10. Rational numbers can always be expressed in the form of ratios.