ひゃく ぷん りつ機能 きのうじゃなかったです
hyaku pun ritsu kinōjanakattadesu

Noun
Desu Copula

The polite, past negative form of 百分率機能

1. Wasn't functional as a percentage.; Wasn't working as a percentage.

Past/Perfective
Negative
Polite
Casual Register
Computing