- 计算数学 jìsuànshùxué computational mathematicsthe branch of mathematics that involves mathematical research in areas of science where computing plays a central role
- 说话算数 shuōhuàsuànshù keep one's wordto keep one's promise; to mean what one says
- 说话要算数 shuōhuàyàosuànshù keep one's wordpromises must be kept
- 运算数 yùnsuànshù operandoperand (mathematics)