To compare the value of RUB and the value of USD the currency pair RUB/USD is used , which means that we want to know how many USD are needed to buy one RUB. The current price is 0.01263.
In this currency pair, we find that the base currency (which can also be referred to as the transaction currency) is the RUB and on the other hand, USD is considered the counter currency (although it can also be called the 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 0.01267 and, on the other hand, we found that the minimum price has been at 0.01250 , so, speaking in terms of variation, we can say that it has undergone a variation of 0.70000% due to the amount of difference of 0.00009.