25.64% is the change from 667 to 838
Calculation steps:
[( 838 - 667 ) ÷ 667] x 100 = 25.64%
Formula
Percentage change = [(838 - 667) / 667] x 100
Subtract the new number by the original number
838 - 667 = 171
171 ÷ 667 = 0.2563718140929535
0.2563718140929535 x 100 = 25.64%