How to calculate gross net. In Poland, used 23% VAT. Assuming that your net income is 1388 PLN is using a tax rate of 23% VAT will receive 1707,24 PLN gross
Net amount is a so-called value without taking into account the initial value and the additional burden of VAT rules. Define net amount after deducting amount of the remuneration of social security, income taxes.
This is commonly called the reward amount "na rękę" (on hand) or "kwota na czysto" (clean cash). Net realizable value is the basis for the settlement of the contract business-to-business
Calculation of the gross amount of net base needs to multiply VAT rate of 23% over the net and then summed.