List questions from decimal-expansion | MathQa

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

Published on 12 Jan 2025 - 9:02

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

Published on 27 Dec 2024 - 11:02

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

Published on 12 Jan 2025 - 17:59

Series of digits in a number

Published on 12 Jan 2025 - 18:17

Repeating decimals linked to reciprocals of primes

Published on 29 Dec 2024 - 15:30

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

Published on 12 Jan 2025 - 23:39

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

Published on 29 Dec 2024 - 0:01

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

Published on 12 Jan 2025 - 23:33

Maximum length of repeating digits in a decimal

Published on 29 Dec 2024 - 17:36

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

Published on 28 Dec 2024 - 18:01