33.02% is the change from 645 to 858
Calculation steps:
[( 858 - 645 ) ÷ 645] x 100 = 33.02%
Formula
Percentage change = [(858 - 645) / 645] x 100
Subtract the new number by the original number
858 - 645 = 213
213 ÷ 645 = 0.3302325581395349
0.3302325581395349 x 100 = 33.02%