The characteristics and significance of 1 and its reciprocal. Two numbers whose product is 1 are reciprocal. Reciprocal is a special relationship between two numbers, and the two reciprocal are interdependent, so it must be said that one number is the reciprocal of another number, and a number cannot be said to be reciprocal in isolation.

2, the method of finding the reciprocal. Exchange the numerator and denominator of this number.

3. The reciprocal of1is still1; 0 has no reciprocal. 0 has no reciprocal, because 0 cannot be the denominator of a fraction.

decimal

Fractional division is a calculation method that the dividend is multiplied by the reciprocal of the divisor to get the result. Fractional multiplication and division is calculated by multiplication and division and reciprocal. Fractional multiplication and division requires the provision of points that can be reduced (simplified).

Fraction divided by integer, denominator unchanged. If the molecule is a multiple of an integer, the molecule is divided by the integer, and finally, the simplest fraction is not converted into the simplest fraction. Fractional division conversion element number multiplication. One fraction divided by another fraction is equal to the reciprocal of this fraction, and an integer can be divided into false fractions with the letter 1

Baidu Encyclopedia-Fractional Division