noun
eighty percent
Used to express a proportion of 80%, often in contexts like completion, probability, or quantity.
仕事は八割方終わった。
About eighty percent of the work is done.
成功の確率は八割だ。
The probability of success is eighty percent.
Means ninety percent, a higher proportion than 八割.
Means seventy percent, a lower proportion than 八割.
Compound of 八 (はち, 'eight') and 割 (わり, 'tenth, proportion').