33.96% is the change from 642 to 860
Calculation steps:
[( 860 - 642 ) ÷ 642] x 100 = 33.96%
Formula
Percentage change = [(860 - 642) / 642] x 100
Subtract the new number by the original number
860 - 642 = 218
218 ÷ 642 = 0.3395638629283489
0.3395638629283489 x 100 = 33.96%