large sums of money
sum up
mathematical sums
A: Have you finished the sums for today?
A：你做完今天的算术题了吗？
B: Yes, I just finished the last sums.
B：是的，我刚做完最后几道题。
1) 总额
2) 算术题
3) 总计（动词三单形式）
1. 总额；金额
2. 算术题
noun
1. The plural form of sum, referring to total amounts of money or mathematical calculations.
verb
1. The third-person singular form of sum, meaning to add up or total.