2 sentences for 番 (fān — fold)

1. 今年的利润翻了一番。

   jīn​nián de lì​rùn fān le yī fān.

   This year's profit has doubled.

   Source: Dong Chinese Dictionary

2. 这十年来，该城市的生产总值翻了两番。

   zhè shí nián lái, gāi chéng​shì de shēng​chǎn zǒng​zhí fān le liǎng fān.

   Over the past ten years, the city's GDP has quadrupled.

   Source: Dong Chinese Dictionary