Q: Is 0.4 repeating rational

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All repeating decimals are rational numbers. Not all rational numbers are repeating decimals.

rational

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.

Yes it is. Repeating decimals are all repeating rationals.

No. A rational number is any terminating numeral. A repeating decimal is irrational.

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A repeating decimal is rational.

All repeating decimals are rational numbers. Not all rational numbers are repeating decimals.

This is rational because itś a repeating decimal

If you convert repeating decimals into a fraction, you see that the repeating decimals are rational.

yes rational means repeating. same thing.

Repeating decimals are always rational.

rational

Is 0.88 repeating a rational number

They can. And if you include repeating 0s and repeating 9s, then all rational numbers can be written with infinitely long repeating digits.

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.

1.121212121212...is rational. It is a repeating decimal and it is rational.

It is a rational number.