List questions from decimal-expansion | MathQa

Should we say $0.\bar9$ can equal $1$ also in the hyperreals?

Published on 04 Jun 2025 - 4:48

Write $0.2154154\overline{154}$ as a fraction

Published on 04 Jun 2025 - 9:51

Find last digit of $7^{7^{7^7}}$

Published on 04 Jun 2025 - 4:48

Series of digits in a number

Published on 04 Jun 2025 - 4:50

Repeating decimals linked to reciprocals of primes

Published on 04 Jun 2025 - 4:50

Where, if ever, does the decimal representation of $\pi$ repeat its initial segment?

Published on 04 Jun 2025 - 11:56

What formulas are available to find the nth digit of a number?

Published on 04 Jun 2025 - 4:50

Are there methods to recursively calculate the decimal expansion of real numbers?

Published on 04 Jun 2025 - 9:37

Maximum length of repeating digits in a decimal

Published on 04 Jun 2025 - 4:51

Is there any kind of known pattern to $\sqrt 2$ in base 2?

Published on 04 Jun 2025 - 4:51