When currency GBP is compared to currency OMR it is considered currency pair GBP/OMR assuming this 0.48100 OMR is needed to buy a GBP.
The base currency, that is, the one that has value 1, is GBP just as OMR is called a counter currency or quote currency.
In the last hours, we have been able to see that the price of this pair was at its maximum splendor with the number 0.48250 and, on the other hand, we found that the minimum price has been at 0.47980 , so, speaking in terms of variation, we can say that it has undergone a variation of 0.28000% due to the amount of difference of 0.00130.