2. If there is an integer, it is regarded as a false fraction with the denominator of 1.
If you can make an appointment, you must make an appointment first.
Fractional multiplication is a mathematical operation method. The numerator of the fraction is multiplied by the numerator and the denominator is multiplied by the denominator. If you can subtract, you must subtract first, and the numerator cannot be multiplied by the denominator. When doing the first step, we should think about whether the numerator of one number and the denominator of another number can be reduced.
Definition:
Fractional multiplication and division includes fractional multiplication and fractional division. Fractional multiplication refers to the numerator of a fraction multiplied by the numerator and the denominator multiplied by the denominator. What can be subtracted must be subtracted first, and the numerator cannot be multiplied by the denominator. 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. The result of fractional multiplication and division needs to be simplified.