-26.71% is the change from 307 to 225
Calculation steps:
[( 225 - 307 ) ÷ 307] x 100 = -26.71%
Formula
Percentage change = [(225 - 307) / 307] x 100
Subtract the new number by the original number
225 - 307 = -82
-82 ÷ 307 = -0.2671009771986971
-0.2671009771986971 x 100 = -26.71%