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Long Division Calculator

Step-by-step long division — see every bring-down, subtraction, and remainder.

Runs locally·Free, no signup·Updated May 6, 2026
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How it works

A walkthrough, end to end.

  1. 1

    Enter a positive whole-number dividend and divisor.

  2. 2

    The calculator walks through each digit: bring down, divide, multiply, subtract.

  3. 3

    See the full quotient, remainder, and decimal equivalent.

Reference

Long division

Standard algorithm: from leftmost digit, repeatedly find how many times the divisor fits, multiply, subtract, and bring down the next digit.

Use cases

What you can do with this.

Helping kids with homework

See each step so children can match up their work and find mistakes.

Multi-digit divisors

Walk through 3-digit and 4-digit divisor problems without confusion.

Verifying manual work

Compare your handwritten division to the calculator's steps.

Understanding remainders

See how the remainder accumulates before becoming the answer's R-part.

Decimal vs remainder

Compare the integer-with-remainder form to the decimal equivalent.

Teaching place value

Students see how each quotient digit corresponds to a place.

Quick division reference

Jump to the quotient and remainder without grinding the steps.

Long division 2026 — what's current

Foundational arithmetic skill still on standardized tests; calculator wins for instruction.

FAQ

Frequently asked.

  • It works on whole numbers. The decimal equivalent is shown alongside the remainder.

  • Quotient is 0 and remainder equals the dividend.

  • Inputs must be non-negative integers.

  • No. Calculations run entirely in your browser.