no idea
complex fraction
There is no specific name. They can be fractions which contain algebraic or trigonometric or non-integral exponential expressions.
A complex fraction.
It is a complex fraction.
That's a complex fraction.
Or both. That's a complex fraction.
compound fraction
It is a compound fraction.
It is part of a compound fraction.
It is a compound fraction.
A fraction that has a fraction in either the numerator, denominator, or both is called a complex fraction. Complex fractions can be simplified by multiplying both the numerator and denominator by the least common multiple of all the denominators present. This process helps to eliminate the fractions within the complex fraction, resulting in a simpler form.
There is no simple answer to the question.If only the numerator is negative then the fraction is a negative fraction which may be proper or improper. If the numerator and the denominator have the same sign then the fraction is positive. It is an improper fraction if they are both negative and a proper fraction if they are both positive.