-72.96% is the change from 551 to 149
Calculation steps:
[( 149 - 551 ) ÷ 551] x 100 = -72.96%
Formula
Percentage change = [(149 - 551) / 551] x 100
Subtract the new number by the original number
149 - 551 = -402
-402 ÷ 551 = -0.7295825771324864
-0.7295825771324864 x 100 = -72.96%