Given a possible congruence relation a ≡ b (mod n), this determines if the relation holds true (b is congruent to c modulo n).

This calculator has 3 inputs.

This calculator has 3 inputs.

- congruence modulo n
- Occurs when two numbers have a difference that is a multiple of n.
- congruent
- identical in form

≅ - modulus
- the remainder of a division, after one number is divided by another.

a mod b - remainder
- The portion of a division operation leftover after dividing two integers