Correct

行百里者半九十

/ háng bǎi lǐ zhě bàn jiǔ shí /
Strokes

Definition

lit. ninety li is merely a half of a hundred li journey (idiom)/fig. the closer one is to completing a task, the tougher it gets/a task is not done until it's done

Example

Definition

ninety li is only half of a hundred- li journey—the last bit of a task is the hardest to complete; one must sustain his effort even when a task is nearing completion