Period length in the decimal expansion of fractions $1/n$
137792
Cyclic numbers are characterized by the reciprocals of full reptend primes?
28230
What bizarrities lurk within the decimal expansion of an irrational number?
17766
Find $n^{th}$ term of $\frac23,\frac35,\frac58,\frac8{13}\dots$
127446
How do we find a fraction with whose decimal expansion has a given repeating pattern?
15187
Integer reciprocals in arithmetic progression
127953
Integral of periodic function over the length of the period is the same everywhere
39692
The length of an interval covered by an infinite family of open intervals
41295
Divisibility, LCM and GCD for fractions (rationals)
96846
Decimal representation begins with $N$
43647
How to say fractions like "7/8" or "546/823"
76532
Two different expansions of $\frac{z}{1-z}$
127560
Question about repeating decimal?
61582
Find the remainder of $\frac{2^{2014}}{7}$
90009
Detecting that a fraction is a repeating decimal
36031
Finding modular of a fraction
31866
Calculating the limit $\lim((n!)^{1/n})$
63804
Proof that every repeating decimal is rational