51.76% is the change from 427 to 648
Calculation steps:
[( 648 - 427 ) ÷ 427] x 100 = 51.76%
Formula
Percentage change = [(648 - 427) / 427] x 100
Subtract the new number by the original number
648 - 427 = 221
221 ÷ 427 = 0.5175644028103045
0.5175644028103045 x 100 = 51.76%