2 sentences

1. 从总数中减掉十个。

   cóng zǒng​shù zhōng jiǎn​diào shí gè.

   Subtract ten from the total.

   Source: Dong Chinese Dictionary

2. 参加会议的人员总数是五十人。

   cān​jiā huì​yì de rén​yuán zǒng​shù shì wǔ​shí rén.

   The total number of people attending the meeting was fifty.

   Source: Dong Chinese Dictionary