noun
improper fraction
A fraction where the numerator is greater than or equal to the denominator, e.g., 5/3. Used in mathematics.
仮分数を帯分数に直す方法を教えてください。
Please teach me how to convert an improper fraction to a mixed number.
真分数 (proper fraction) has a numerator smaller than the denominator, unlike 仮分数.
Compound of 仮 (temporary, provisional) and 分数 (fraction), referring to a fraction that is 'provisional' in the sense that it can be simplified or converted to a mixed number.