45.2% is the change from 427 to 620
Calculation steps:
[( 620 - 427 ) ÷ 427] x 100 = 45.2%
Formula
Percentage change = [(620 - 427) / 427] x 100
Subtract the new number by the original number
620 - 427 = 193
193 ÷ 427 = 0.4519906323185012
0.4519906323185012 x 100 = 45.2%