-76.77% is the change from 551 to 128
Calculation steps:
[( 128 - 551 ) ÷ 551] x 100 = -76.77%
Formula
Percentage change = [(128 - 551) / 551] x 100
Subtract the new number by the original number
128 - 551 = -423
-423 ÷ 551 = -0.7676950998185118
-0.7676950998185118 x 100 = -76.77%