Element left over from a quantity after subtracting or sharing (dividing) the elements in this quantity.

  • In Euclidean division, a whole number r such as D = q × d + r, with r < d, where D is the dividend, d is the divisor and q is the quotient.
  • The term remainder is sometimes used to refer to the result of a subtraction. In this case, it’s better to use the term remainder.


The remainder of the division of 23 by 5 is 3, because: 23 = 4 × 5 + 3.

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