32.71% is the change from 642 to 852
Calculation steps:
[( 852 - 642 ) ÷ 642] x 100 = 32.71%
Formula
Percentage change = [(852 - 642) / 642] x 100
Subtract the new number by the original number
852 - 642 = 210
210 ÷ 642 = 0.32710280373831774
0.32710280373831774 x 100 = 32.71%