Question with modular arithmetic
131704
A dollar amount $\${-}67.9{-}$ is divisible by 72. What is this number?
113481
Modular Arithmetic - Find the Square Root
121122
Calculate $2^{5104} \bmod 10$ using mental arithmetic
93094
How do I solve this problem on maximizing sum modulo a given number?
75351
How to find inverse Modulo?
81267
A simple doubt in number theory problem.
156089
Why is the associative property valid for modular arithmetic?
127816
Number theory proof mod p
108035
solving diophantine equations using congruences
123441
Quadratic congruences problem $(x^2-a)(x^2-b)(x^2-ab)$ ≡ 0 (mod p)
38727
Modular Exponentiation and Primes
36031
Finding modular of a fraction
31162
What is the meaning of modular fractions?
71625
Divisibility question
41673
Solve congruence system $\ x\equiv m_i-1 \pmod{m_i}\,$ for $\,i = 1,\ldots, k$
26330
Why can we modular reduce arguments of sums and products in modular arithmetic?
77024
Find the number of solutions of $x^2=x\mod m$ for any integer $m$