0
1.123456789 is rational. Rational numbers are numbers that can be written as a fraction. Irrational Numbers cannot be expressed as a fraction.
What else can I help you with?
Continue Learning about Algebra
Is 12.67 rational or irrational?
It is a rational number
Is 3.456 a rational or irrational number?
It is a rational number. It can be written as a fraction.
Is 16.6 rational or irrational?
Rational
Is 19.8 irrational or rational?
19.8 is a rational number.
Is 0.74 a rational or irrational number?
It is a rational number, as it can be written as a fraction.
Related Questions
Is 0.34343434 rational or irrational?
Rational
Is 1.14 is irrational or rational?
1.14 is rational.
Is 4.6 irrational or rational?
4.6 is rational.
Is the negative square root of nine rational or irrational?
It is rational. It is rational. It is rational. It is rational.
Is 12.67 rational or irrational?
It is a rational number
Is 48 rational or irrational?
No, it is rational.
Is 0.682 a rational or irrational?
No, it is rational.
Is 6 rational or irrational?
Rational.
Is 4.83 rational or irrational?
It is rational
Is 0.38 rational or irrational?
0.38 is a rational number because it can be expressed as a fraction
Is 3.46 rational or irrational?
It it is rational because you can put it as a
Is 3.456 a rational or irrational number?
It is a rational number. It can be written as a fraction.
Trending Questions
How do you determine the intercepts from an equation or graph?
What are the slope and y-intercept of the line described by the equation y equals 4x - 7?
What is the equation of a line passing through (-8 -3) and having a slope of -4?
How many square in and square ft is the end section of a 6 inch pipe?
What is 87 out of 153 in simplest form?
How are proportional and non proportional relationships similar?
Can you draw a parallelogram with one angle?
Simplify x plus x plus x?
Which solid has 1 vertex and a circular base?
What happened to the man who invested on a paper towel company and a revolving door factory?
How do you know when a relationship is a linear function?
100 y in a ff?
What number does not belong in the sequence 6 10 14 18 22 26 and why?
What does it mean when two variables have a positive correlation?
What is a number that cannot be expressed as a quotient of integers?
What are the factors of 564?
What is 6 x pi?
Where I can find an algebra online course?
What is the variable expression of 23 more than f?
What type of number results when a negative number is multiplied by a positive number and vise versa?
Copyright ©2026 Infospace Holdings LLC, A System1 Company. All Rights Reserved. The material on this site can not be reproduced, distributed, transmitted, cached or otherwise used, except with prior written permission of Answers.