45.64% is the change from 642 to 935
Calculation steps:
[( 935 - 642 ) ÷ 642] x 100 = 45.64%
Formula
Percentage change = [(935 - 642) / 642] x 100
Subtract the new number by the original number
935 - 642 = 293
293 ÷ 642 = 0.45638629283489096
0.45638629283489096 x 100 = 45.64%