44.27% is the change from 445 to 642
Calculation steps:
[( 642 - 445 ) ÷ 445] x 100 = 44.27%
Formula
Percentage change = [(642 - 445) / 445] x 100
Subtract the new number by the original number
642 - 445 = 197
197 ÷ 445 = 0.44269662921348313
0.44269662921348313 x 100 = 44.27%