noun
forty percent; four-tenths
Used to express a proportion or fraction, equivalent to 40%. Commonly used in contexts like discounts, statistics, or ratios.
この商品は四割引きです。
This product is 40% off.
参加者の四割が女性だった。
Forty percent of the participants were women.
Compound meaning '40% discount', while 四割 alone just states the percentage.
Means '45%', combining 四割 (40%) with 五分 (5%).
Compound of 四 (four) and 割 (proportion, tenth). 割 is a traditional Japanese unit for one-tenth, so 四割 literally means 'four tenths'.