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Most numbers with a defined endpoint are not irrational. Therefore, 1.33333333333 is not an irrational number, but 1.3 recurring is an irrational number.
Ans. 2
1.3 recurring is not irrational. In general any decimal that has a repeated pattern that continues to infinity is rational.
1.3 recurring is just 4/3.
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Continue Learning about Other Math
Is an irrational number plus an irrational number rational?
No. The sum of an irrational number and any other [real] number is irrational.
What is a negative irrational number?
A negative irrational number can be thought of as an irrational number multiplied by -1, or an irrational number with a minus sign in front of it.
Can you add irrational number and a rational to get a rational number?
If an irrational number is added to, (or multiplied by) a rational number, the result will always be an irrational number.
Which number produces an irrational number when added to 58?
Any irrational number will, eg √2, π, e.
Does an irrational number plus a rational number equal an irrational number?
Yes
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