The Long Division Calculator is for answering “how did this division work?” rather than showing only a final number. It displays quotient, remainder, the division identity, the whole-number steps, and—when a remainder remains—the decimal continuation. That makes it useful for students checking work, parents and tutors explaining the method, and teachers reviewing a solution.
If you only need a quick numeric result, the Mathematical Expression Calculator is more direct. Use this page when the written process—take a partial dividend, choose a quotient digit, multiply, subtract, and continue—is part of the answer.
The dividend is the number being divided. It must be a non-negative integer made of digits, such as 125 or 2048. The implementation uses JavaScript safe integers, up to 9,007,199,254,740,991; decimal points, negative signs, commas, and unsafe large values are rejected.
The divisor is the number you divide by. It must also be a safe non-negative integer and cannot be 0. Division by zero has no defined quotient or remainder, so the page stops with an error.
It accepts non-negative safe integers for dividend and divisor, plus a decimal-place count from 0 through 12; the divisor cannot be zero.
No. The page continues the long-division process for up to the requested number of digits and stops there; it does not round the result.
No. It shows only the digits within the chosen precision and does not mark the repeating cycle or produce an infinite decimal.
Use “dividend = divisor × quotient + remainder” and confirm that the remainder is at least 0 and smaller than the divisor.
The long-division steps currently accept non-negative integer text only. Negative signs, decimal points, and comma-formatted values are rejected.
Online long division calculator for non-negative integers. See quotient, remainder, the division identity, and step-by-step decimal expansion; precision 0–12 with no repeating-cycle detection.