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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.
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Is negative two thirds an rational number?
Yes.
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.
Is 21.6 repeating rational?
It would be 21 and two thirds, so it can be expressed as a fraction and is therefore rational.
Can you add two rational numbers and get a rational number?
Every time. The sum of two rational numbers MUST be a rational number.
Which number can be multiplied to a rational number to explain that the product of two rational numbers is rational?
It must be a generalised rational number. Otherwise, if you select a rational number to multiply, then you will only prove it for that number.
Is negative two thirds an rational number?
Yes.
Is -5 and two thirds an irrational number?
No. It's the ratio of -17 and 3 ... a perfectly rational number.
Is six and two thirds rational or irrational?
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
Is eight thirds 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 → 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.
