36.55% is the change from 643 to 878
Calculation steps:
[( 878 - 643 ) ÷ 643] x 100 = 36.55%
Formula
Percentage change = [(878 - 643) / 643] x 100
Subtract the new number by the original number
878 - 643 = 235
235 ÷ 643 = 0.3654743390357698
0.3654743390357698 x 100 = 36.55%