I need help calculating the percentage changes in the value of foreign currencies please see attached

for the five periods Trepak-The Russian Dance. Calculate the percentage change in the value of the ruble for the two different cross rates shown in the table Did the ruble fall further against the US dollar or the Swiss franc? For the period from November 7, 2013 to November 7, 2014 The percentage change in Russian rubles per Swiss franc is % (Round to two decimal places) Data Table x Russo-Swiss Cross-2015 Switzerland has long served as a cornerstone of banking conservatism and a safe part in a world of currency storms Swiss banks had long been used by investors from all over the world as financially secure institutions that would preserve the depositor's wealth with confidentiality A large part of the security offered was the Swiss franc itself Russian citizens of wealth had used Swiss banks heavily in recent years as a place where they could shelter their capital from politics, both inside Russia and the outside (EU and US) world But beginning in the fall of 2014 the Russian ruble's value began to slide against the Swiss franc threatening their wealth Exchange Rates Nov 7, 2013 Nov. 7, 2014 Dec 4, 2014 Dec 16, 2014 Dec. 24, 2014 Jan. 16, 2015 Russian rubles per Swiss 35 287 48 252 56 249 70 286 55 368 76.642 Russian rubles per US dollar 32 401 46.733 54412 67.506 54.618 65 068 franc Print Done into