What the is a Pip?

The most common increment of currencies is the Pip. If the EUR/USD moves from 1.2250 to 1.2251, that is ONE PIP. A pip is the last decimal place of a quotation. The Pip is how you measure your profit or loss.
As each currency has its own value, it is necessary to calculate the value of a pip for that particular currency. In currencies where the US Dollar is quoted first, the calculation would be as follows.
Let’s take USD/JPY rate at 119.80 (notice this currency pair only goes to two decimal places, most of the other currencies have four decimal places)
In the case of USD/JPY, 1 pip would be .01