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# Is two thirds a rational number?

Updated: 4/28/2022 Wiki User

11y ago

Yes, two thirds is a rational number. This is because it a is recurring decimal and can be expressed as a fraction. All fractions are rational numbers and all recurring decimals are rational numbers. Wiki User

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Q: Is two thirds a rational number?
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Yes.

### Is -5 and two thirds an irrational number?

No. It's the ratio of -17 and 3 ... a perfectly rational number.

It's rational

### Is two thirds a rational or an irrational number?

2/3 is rational. Rational numbers are numbers that can be written as a fraction. Irrational numbers cannot be expressed as a fraction.

### What is 3 and one- thirds?

A rational number.

### Is 2 thirds a rational number?

Yes because any number that can be expressed as a fraction is a rational number

Yes.

### Is thirty thirds rational or irrational?

A rational number is one which can be expressed as one integer over another (possibly the same) integer which is not zero. thirty thirds = 30/3 which is one integer over another integer &rarr; it is rational.

### Is 21.6 repeating rational?

It would be 21 and two thirds, so it can be expressed as a fraction and is therefore rational.

### What is two and two thirds as a mixed number?

2 and 2/3 is the mixed number for two and two thirds.

### Is thirty thirds rational?

30 / 3 = 10 10 is an integer, so of course it is rational! Any number that can be exactly expressed as a ratio is by definition rational.

### Is the product of two rational numbers irrational?

The product of two rational numbers is always a rational number.