noun
thirty percent; 30%
Used to express a proportion of 30% in contexts like discounts, statistics, or fractions.
この商品は三割引きです。
This item is 30% off.
参加者の三割が女性だった。
Thirty percent of the participants were women.
割 is the counter for tenths; 三割 specifically means three-tenths or 30%.
パーセント is the general loanword for 'percent'; 三割 is more traditional and often used in pricing or ratios.
Compound of 三 (three) and 割 (tenth, proportion). The use of 割 for tenths is a native Japanese counting system.