modular arithmetic problem puzzle
41673
Solve congruence system $\ x\equiv m_i-1 \pmod{m_i}\,$ for $\,i = 1,\ldots, k$
19976
Riddle (simple arithmetic problem/illusion)
113481
Modular Arithmetic - Find the Square Root
36031
Finding modular of a fraction
21108
Perfect squares and modularly congruency in mod 5
38727
Modular Exponentiation and Primes
99815
Dividing versus multiplying by inverse in modular arithmetic
143573
Problem (1.8) A Path to Combinatorics Solution Verification.
58368
Proof of Unique Solution for Modular Exponentiation In Cryptography
107110
Solving Rubik's cube and other permutation puzzles
145617
Is there any simple trick to solve the congruence $a^{24}\equiv6a+2\pmod{13}$?
18767
How do you find the modular inverse of $5\pmod{\!11}$
40892
How to solve a linear congruence $8n+9\equiv 0\pmod{\!1163}$
26330
Why can we modular reduce arguments of sums and products in modular arithmetic?
93094
How do I solve this problem on maximizing sum modulo a given number?
157771
Nested exponent modulus, $2^{2^{517}} \pmod {23}$
33735
The square of an integer is congruent to 0 or 1 mod 4