Search results
Results from the WOW.Com Content Network
If necessary, simplify the long division problem by moving the decimals of the divisor and dividend by the same number of decimal places, to the right (or to the left), so that the decimal of the divisor is to the right of the last digit. When doing long division, keep the numbers lined up straight from top to bottom under the tableau.
In abstract algebra, given a magma with binary operation ∗ (which could nominally be termed multiplication), left division of b by a (written a \ b) is typically defined as the solution x to the equation a ∗ x = b, if this exists and is unique. Similarly, right division of b by a (written b / a) is the solution y to the equation y ∗ a = b ...
The grid method (also known as the box method) of multiplication is an introductory approach to multi-digit multiplication calculations that involve numbers larger than ten.
Such an interminable division-by-zero algorithm is physically exhibited by some mechanical calculators. [4] In partitive division, the dividend is imagined to be split into parts, and the quotient is the resulting size of each part. For example, imagine ten cookies are to be divided among two friends.
The number q is called the quotient and r is called the remainder of the division of a by b. The numbers q and r are uniquely determined by a and b . This Euclidean division is key to the several other properties ( divisibility ), algorithms (such as the Euclidean algorithm ), and ideas in number theory.
When both m and n are odd, then a, b, and c will be even, and the triple will not be primitive; however, dividing a, b, and c by 2 will yield a primitive triple when m and n are coprime. [ 4 ] Every primitive triple arises (after the exchange of a and b , if a is even) from a unique pair of coprime numbers m , n , one of which is even.
That algorithm introduced the idea of dividing to extract a new remainder – and then dividing by the new remainder repeatedly. Nearly two thousand years passed before Bombelli (1579) devised a technique for approximating the roots of quadratic equations with continued fractions in the mid-sixteenth century. Now the pace of development quickened.
The division sign (÷) is a mathematical symbol consisting of a short horizontal line with a dot above and another dot below, used in Anglophone countries to indicate the operation of division. This usage, though widespread in some countries, is not universal and the symbol has a different meaning in other countries.