-75.32% is the change from 551 to 136
Calculation steps:
[( 136 - 551 ) ÷ 551] x 100 = -75.32%
Formula
Percentage change = [(136 - 551) / 551] x 100
Subtract the new number by the original number
136 - 551 = -415
-415 ÷ 551 = -0.7531760435571688
-0.7531760435571688 x 100 = -75.32%