-67.88% is the change from 551 to 177
Calculation steps:
[( 177 - 551 ) ÷ 551] x 100 = -67.88%
Formula
Percentage change = [(177 - 551) / 551] x 100
Subtract the new number by the original number
177 - 551 = -374
-374 ÷ 551 = -0.6787658802177858
-0.6787658802177858 x 100 = -67.88%