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Yes, 18.78 repeating (often written as 18.78̅) is a rational number. A rational number is defined as any number that can be expressed as the quotient of two integers, and repeating decimals can be converted to fractions. In this case, 18.78 repeating can be represented as a fraction, confirming its status as a rational number.
What else can I help you with?
Is a repeating decimal sometimes a rational number?
Repeating decimals are always rational.
Do rational numbers have a repeating decimal?
They can. And if you include repeating 0s and repeating 9s, then all rational numbers can be written with infinitely long repeating digits.
Can a rational number be repeating decimal?
Yes, a rational number can be a repeating decimal. A repeating decimal is a decimal in which one or more digits repeat infinitely. For example, 1/3 is a rational number that can be written as the repeating decimal 0.333...
Is 32.202 rational?
Any time your decimal is not repeating, it is rational.
Can every rational fraction be written as a repeating decimal?
Any rational number is either a repeating decimal, or a terminating decimal.
Is a repeating decimal rational or irrational?
A repeating decimal is rational.
Is a rational number a repeating decimal?
All repeating decimals are rational numbers. Not all rational numbers are repeating decimals.
Is 8.34 repeating rational?
This is rational because itś a repeating decimal
Why are negative repeating decimals, rational?
If you convert repeating decimals into a fraction, you see that the repeating decimals are rational.
Does rational mean repeating?
yes rational means repeating. same thing.
Is a repeating decimal sometimes a rational number?
Repeating decimals are always rational.
Is 0.12 repeating rational or irrational?
rational
Is 0.88 repeating a rational number?
Is 0.88 repeating a rational number
Do rational numbers have a repeating decimal?
They can. And if you include repeating 0s and repeating 9s, then all rational numbers can be written with infinitely long repeating digits.
Is 8.56909 a rational or irrational decimal?
Any terminating decimal is rational. So are repeating (periodic) decimals.Any terminating decimal is rational. So are repeating (periodic) decimals.Any terminating decimal is rational. So are repeating (periodic) decimals.Any terminating decimal is rational. So are repeating (periodic) decimals.
Is 1.121221222122221... rational or irrational?
1.121212121212...is rational. It is a repeating decimal and it is rational.
Is 5.75 repeating a rational number or irrational?
It is a rational number.
