Long Division Calculator

Perform long division step-by-step with quotient, remainder, and full working shown.

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Long Division Calculator Formula & How It Works

Dividend ÷ Divisor = Quotient remainder R | Dividend = Quotient × Divisor + Remainder
  • Dividend: the number being divided
  • Divisor: the number you divide by
  • Quotient: the result (whole number part)
  • Remainder: what is left over (0 ≤ R < Divisor)

Long division breaks division into a series of smaller steps: divide → multiply → subtract → bring down → repeat. Each step reduces the problem until the remaining value is less than the divisor. For decimals, continue beyond the decimal point as needed. This calculator shows every step.

Long Division Calculator FAQs

How do you do long division step by step?

Step 1: Divide the first digit(s) of the dividend by the divisor. Step 2: Write quotient digit above. Step 3: Multiply quotient digit by divisor. Step 4: Subtract. Step 5: Bring down the next digit. Repeat until done.

What is the remainder in division?

The remainder is what's left after dividing as many whole times as possible. 17 ÷ 5 = 3 remainder 2 (because 3×5=15, and 17−15=2). Verify: Quotient × Divisor + Remainder = Dividend. 3×5+2=17 ✓.

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