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Modulo Calculator

Find a non-negative remainder for integer division.

Tool inputs stay in your browser · optional AI search sends your query

Good to know: Returns the Euclidean remainder in [0,m), including for negative dividends. This differs from JavaScript’s signed remainder operator.

How to use it (step by step)

  1. 1Fill in the boxes: “Integer dividend”, “Positive modulus”. Example numbers are already there so you can see how it works; replace them with yours.
  2. 2The result updates instantly as you type (on a phone it is below the boxes).
  3. 3The bold line is the main answer. Tap Copy next to any value to copy it.

Words to know

Rounding / modulo
Rounding makes a number simpler (4.67 → 4.7). Modulo is the remainder after dividing (10 mod 3 = 1).
App signing / keystore
Every app is signed with a private key (kept in a keystore file). Updates must be signed with the same key, so never lose it.

More in Math

Permutation & Combination CalculatorCount ordered arrangements or unordered selections.Scientific Notation ConverterExpress a finite number as a coefficient times a power of ten.Significant Figures CalculatorRound a number to a chosen number of significant digits.Rounding CalculatorRound, floor or ceil to a decimal place.Logarithm CalculatorFind log base b of a positive number.Nth Root CalculatorFind real integer roots, including odd roots of negatives.