分ぶん数すう式しき

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Meanings

1

noun

fractional expression

mathematics

A mathematical expression written as a fraction, such as (x+1)/(x-1). Used in algebra and calculus contexts.

part, minute of time, segment

数number, strength, fate

式style, ceremony, rite

分ぶん数すう
分数 means 'fraction' (a number), while 分数式 is a fractional expression containing variables.
有ゆう理り式しき
有理式 is a rational expression, which is a broader term; a fractional expression is a rational expression where the numerator and denominator are polynomials.

Compound of 分数 (fraction) and 式 (expression, formula).