54.68% is the change from 417 to 645
Calculation steps:
[( 645 - 417 ) ÷ 417] x 100 = 54.68%
Formula
Percentage change = [(645 - 417) / 417] x 100
Subtract the new number by the original number
645 - 417 = 228
228 ÷ 417 = 0.5467625899280576
0.5467625899280576 x 100 = 54.68%