我用计算器算出了这次旅行的总费用。

I ___calculated the total expenses for this trip using a calculator.

这个营销策略是精心设计来吸引高端客户的。

The marketing strategy was ___calculated to attract high-end clients.

我估算这次旅行大约需要花费2000元。

I ___calculated that the trip would cost around 2000 yuan.