-57.33% is the change from 307 to 131
Calculation steps:
[( 131 - 307 ) ÷ 307] x 100 = -57.33%
Formula
Percentage change = [(131 - 307) / 307] x 100
Subtract the new number by the original number
131 - 307 = -176
-176 ÷ 307 = -0.5732899022801303
-0.5732899022801303 x 100 = -57.33%