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Answered 2017-02-20 13:58:09

It the signs of the two numbers that you are multiplying or dividing is the same, then the answer is positive, otherwise the answer is negative. Remember though, that division by 0 is not defined.

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It the two rational numbers have different signs, then the answer will be negative, otherwise it will be positive.

dividing by one third is the same as multiplying by three

Dividing by a non-zero rational number is the same as multiplying by its reciprocal.

Details about multiplying and dividing rational number involves modeling multiplying fractions by dividing squares to equal segments and then overlap the squares.

After multiplying or dividing two rational expressions it is sometimes possible to simplify the resulting expression.

It is the positive value of that rational number.

Dividing by a rational number (other than zero) is simply multiplication by its reciprocal.

To divide by a fraction, you simply multiply by the reciprocal. For example, dividing by 3/5 is the same as multiplying by 5/3.

Rational numbers can be negative or positive.

Every positive rational number and its negative are the two square roots of the same positive rational number.

Reciprocal. Except that dividing by a rational equation is much easier.

Zero is rational, but it is neither positive nor negative.

Any positive number is always bigger than a negative number - whether they are rational or irrational.

The numerical value is the same as the quotient of the two positive equivalents but the sign is always negative.

Any rational positive number is still rational when you make the same number negative.

If its positive version is rational then it is rational and if not, it is not.

Minus two.Some rational numbers are positive, some are negative. -9 is a negative rational number.

Any integer, whether it is positive or negative, is a rational number.

It is because of the way in which positive and negative numbers are defined.

The only generalisation posible is that it will always be a rational number. The product can be positive or negative; it can be a fraction or an integer, it can be larger or smaller.

Some are and some are not. The sign of a number, positive or negative, has nothing to do with its being rational or not.