CFDs are a leverage product and can involve a significant risk of loss. Trading CFDs may not be suitable for all, therefore you should ensure that you understand the risks involved and take into account your individual circumstances.
Trader's Glossary

What is Margin Calculator?

FxPro’s Margin Calculator allows traders to quickly and easily calculate how much margin is required in order to open a given position. The calculation is performed as follows:

Required Margin = Volume (Lot Size) / Leverage * exchange rate of account currency/base currency (if different from the base currency in the pair being traded).

Click on "Trading Calculator" in the menu on the left to perform a number of trading calculations.