➗ Modulo Calculator

Calculate remainder after division

How to Use This Calculator

1

Enter Dividend and Divisor

Input two numbers to find the remainder after division.

2

Get Remainder

See the modulo result, quotient, and full calculation.

Formula

a % b = remainder when a ÷ b

Example: 17 % 5

17 ÷ 5 = 3 with remainder 2

17 % 5 = 2

About Modulo Calculator

The Modulo Calculator finds the remainder after division. Useful for programming, number theory, and various mathematical applications.

When to Use This Calculator

  • Programming: Wrap-around arrays, hashing
  • Math: Number theory, divisibility
  • Education: Learn modulo operation

Why Use Our Calculator?

  • Complete Info: Shows remainder, quotient, equation
  • Educational: Learn modulo concepts
  • Completely Free: No registration required

Frequently Asked Questions

What is modulo?

Modulo (%) returns the remainder after division. Example: 17 % 5 = 2 because 17 ÷ 5 = 3 remainder 2.

What is modulo used for?

Odd/even checking (n % 2), wrap-around arrays, hash functions, cryptography, time calculations.