Learning a new input method is difficult.

He solved complex mathematical problems using his new calculator.

I am working using a spreadsheet software.

His calculating nature sometimes causes problems.

Please check the statement of account.

It's difficult to solve this formula.

Someone tell me, what's the weather like today?

Everyone, please have a good new year.

He is studying late into the night to learn a new computer language.

This computer is using the latest technology.