Any addition, subtraction, multiplication, or division of rational numbers gives you a rational result. You can consider 8 over 9 as the division of 8 by 9, so the result is rational.
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No. 9/46 is an irrational number as it has no definite end.
No because 1.125 is a rational number that can be expressed as fraction in the form of 9/8
Yes 9 times pi is an irrational number because it can't be expressed as a fraction
sqrt(4/9) = 2/3 = 0.666... Which is NOT irrational .
An irrational number cannot be written as a fraction or a whole number,Like Pi for example