To calculate is the English way to say "算出" in Chinese. It comes from the Latin word "calculus," which means "a small stone used in counting." Here are some example sentences:

Can you calculate how much money we will need for the trip?

The computer can calculate the answer to the complex math problem in just a few seconds.

I had to use a calculator to calculate the tip for the waiter.

In Chinese, these sentences would be:

你能算出我们旅行需要多少钱吗？

计算机能在几秒钟内算出复杂数学问题的答案。

我不得不用计算器算出服务员的小费。