36.97% is the change from 641 to 878
Calculation steps:
[( 878 - 641 ) ÷ 641] x 100 = 36.97%
Formula
Percentage change = [(878 - 641) / 641] x 100
Subtract the new number by the original number
878 - 641 = 237
237 ÷ 641 = 0.36973478939157567
0.36973478939157567 x 100 = 36.97%